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What is another word for
airtight
?
Need
synonyms for airtight
? Here's a list of
similar words
from our
thesaurus
that you can use instead.
Contexts
▼
▲
Having no weak points
Not allowing air to escape or pass through
Firm, strong, or substantial
Not lacking any part or component
Sealed against the wind and rain
… more ▼
▲
Adjective
▲
Having no weak points
irrefutable
undeniable
unquestionable
incontrovertible
unassailable
conclusive
indubitable
certain
indisputable
incontestable
sure
positive
watertight
absolute
sound
flawless
safe
guaranteed
foolproof
infallible
unbreakable
invulnerable
strong
beyond doubt
beyond question
beyond dispute
sure-fire
without loopholes
definite
convincing
decisive
clear
unmistakable
unequivocal
unambiguous
unarguable
definitive
categorical
final
clinching
irrefragable
unanswerable
inarguable
obvious
compelling
plain
unchallengeable
emphatic
undebatable
evident
clear-cut
self-evident
not in doubt
beyond a shadow of a doubt
accomplished
proven
patent
demonstrative
apodictic
ultimate
uncontroversial
true
undoubted
manifest
real
reliable
transparent
demonstrable
accurate
trustworthy
firm
straightforward
perfect
observable
acknowledged
faultless
marked
accepted
express
pronounced
impregnable
unerring
sure thing
as plain as a pikestaff
no mistake
staring one in the face
open and shut
actual
veridical
unfabled
material
above criticism
double-checked
credible
plausible
deciding
irrevocable
telling
powerful
persuasive
cogent
unconditional
precise
genuine
last
authoritative
settling
impressive
authenticating
verifiable
determinative
undisputable
determinant
irrefrangible
revealing
resolving
confirmable
hard
fixed
set
dependable
validating
ascertained
known
supreme
provable
establishable
flat-out
all out
litmus test
straight out
determined
predestined
destined
what you see is what you get
tested
having down pat
tried
in the bag
on ice
salted away
unfailing
efficacious
effective
goofproof
secure
tried and true
fail-safe
tried and tested
idiot-proof
never-failing
never failing
authentic
established
surefire
uncontestable
unshakable
unequivocable
nailed-on
nailed down
no two ways about it
decided
assured
valid
settled
explicit
palpable
undisputed
unqualified
distinct
determining
exact
forceful
confirmed
factual
apparent
well-founded
resolute
determinate
confident
concrete
right
flat
downright
key
outright
influential
complete
unimpeachable
doubtless
veritable
resounding
binding
convinced
thorough
crucial
satisfied
critical
unquestioned
weighty
total
significant
important
peremptory
implicit
correct
principal
cocksure
pure
pivotal
inexpugnable
glaring
recognized
US
prime
unwavering
persuaded
open-and-shut
undoubtable
lucid
direct
solid
consummate
crystal clear
conspicuous
thoroughgoing
striking
errorless
out-and-out
hard-and-fast
not in question
recognised
UK
veracious
incisive
uncontested
trenchant
stable
nonambiguous
sanguine
unambivalent
proper
irreversible
frozen
good
sheer
free from doubt
barefaced
faithful
undoubting
unalloyed
major
spot on
fair
paramount
on the money
univocal
bald-faced
specific
unfaltering
utter
chief
unmitigated
empirical
regular
unhesitating
as sure as eggs is eggs
unrefuted
rank
black-and-white
overt
supportable
exhaustive
blatant
clean
axiomatic
all-out
stone
sharp
coercive
pellucid
perspicuous
no ifs ands or buts
empiric
closing
dead-on
on-target
spot-on
forcible
bang on
in no doubt
urgent
intelligent
undisguised
tangible
cut-and-dried
effectual
concluding
momentous
clear cut
right on
sustainable
full
on the nose
well-defined
pertinent
evincible
perceptible
strict
noticeable
discernible
overwhelming
trusty
attestable
checkable
ironclad
official
unappealable
prominent
unchallenged
inferable
well grounded
finished
categoric
verified
stark
self-confident
salient
fateful
unadulterated
profound
questionless
simple
assertive
arrant
straight
certified
dinkum
bona fide
plumb
unshaken
unvacillating
cotton-picking
impeccable
meticulous
dead
unrestricted
undistorted
very
error-free
for sure
bodacious
deadly
unmodified
dreadful
blooming
unshakeable
so
undoubtful
open
crashing
blank
luculent
on the mark
legitimate
on the button
bald
ringing
luminous
well-established
straight-out
100 percent
dead on
on target
broad
distinguishable
as plain as the nose on your face
bright-line
clear as a bell
writ large
right as rain
on the ball
free of error
without error
tried-and-true
responsible
relevant
satisfying
intuitive
clear in your mind
formidable
ingenious
insightful
great
crystalline
sober
inevitable
uncontradicted
sealed
unbending
logical
serious
set in stone
considerable
substantial
imperious
imperative
vital
adamant
insistent
one-hundred percent
defining
hands-down
undubitable
inerrant
failsafe
beyond a doubt
resolved
irresistible
grand
comprehensive
overpowering
irrebuttable
invincible
apodeictic
self-assured
self-conceited
unquestioning
stone cold
hard and fast
canonical
minute
detailed
specified
crisp
fatal
well-proven
as plain as day
not disputed
literal
well defined
affirmative
cold
defined
there are no two ways about it
noncontroversial
cut and dried
odds-on
all sewn up
without question
certifiable
out and out
beyond the shadow of a doubt
nof ifs ands or buts
can bet on it
exacting
word for word
immutable
unalterable
pat
point blank
point-blank
fit
matter-of-fact
bull's-eye
just so
full-blown
overall
whole
full-scale
permanent
quantified
written
deducible
comprehensible
ascertainable
demonstrated
limited
can't-miss
without doubt
invariable
well-grounded
completed
carved in stone
set in concrete
intent
systematic
unimpaired
maximal
undivided
unabridged
for certain
steady
calculable
attested
checked
beyond a shadow of doubt
unchangeable
irremediable
unreversible
essential
lasting
indelible
changeless
unrectifiable
unrepealable
proved
upheld
supported
steadfast
bold
fulfilled
shaping
causal
evaluative
perceivable
testable
visible
detectable
sustained
able
shoo-in
locked on
trustable
hopeful
recognizable
US
developed
mature
blinding
wholesale
inescapable
unconcealed
ripe
frank
flagrant
entire
unsubtle
self-explanatory
exposed
understandable
public
right under your nose
staring someone in the face
written all over one
sticking out a mile
standing out like a sore thumb
plain to see
recognisable
UK
as clear as day
standing out a mile
sticking out like a sore thumb
consequential
necessary
perfected
capital
believing
historic
easy in one's mind
secure in one's belief
having no questions about
unshaken in one's belief
portentous
right-down
eventful
word-perfect
appropriate
standard
scrupulous
OK
apocalyptic
having no doubt
acceptable
O.K.
acute
resultful
just
unmistaken
rigorous
amen
truthful
on the beam
righteous
okay
equitable
holding the unwavering view
on the nail
far-reaching
all-important
on the right track
on track
right stuff
along the right lines
earth-shaking
earth-shattering
of great importance
epoch-making
world-shaking
of great consequence
world-shattering
on the right lines
cooking with gas
according to Hoyle
most influential
more ❯
“Build an
airtight
business case for new IT investments.”
Adjective
▲
Not allowing air to escape or pass through
watertight
sealed
closed
waterproof
hermetic
tight
impermeable
shut
impenetrable
hermetically sealed
shut tight
stopped up
impervious
coated
rainproof
resistant
water-resistant
damp-proof
water-repellent
taped up
wrapped
stuck down
vacuum-packed
fixed
firm
enclosed
nonporous
completely sealed
leak-proof
sound
locked
proof
fastened
blocked
clumped
plugged
snapped
obstructed
bolted
smothering
weatherproof
proofed
leakproof
waterproofed
rubberized
imperviable
immune
repellent
tamper-proof
padlocked
inaccessible
protected
cinched
-proof
resilient
treated
strong
soundproof
fireproof
bombproof
childproof
bulletproof
windproof
able to withstand
more ❯
“The bakery uses
airtight
containers to store their freshly baked bread, ensuring that no air can escape and affect its freshness.”
Adjective
▲
Firm, strong, or substantial
solid
sound
durable
firm
strong
reliable
robust
stable
compelling
established
steely
effective
unassailable
dependable
indestructible
infallible
toughened
cogent
reinforced
unshakable
indubitable
secure
unbreakable
fortified
impregnable
inured
enduring
hardened
steady
invulnerable
lasting
safe
stout
strengthened
sturdy
imperishable
invincible
substantial
cast-iron
long-lasting
rock-solid
tried-and-true
well-built
well-constructed
well-defined
well-established
well fortified
well-founded
well-made
hardy
heavy
impenetrable
immovable
hard
heavy-duty
armoured
UK
hard-wearing
unyielding
inviolable
hard as nails
bombproof
fixed
concrete
impassible
cohesive
knockabout
armored
US
unattackable
fast
resistant
well protected
flourishing
everlasting
well-armed
well-protected
seasoned
hard-bitten
storm-resistant
stormproof
well defended
tough
resilient
rugged
vigorous
impervious
bulletproof
strongly made
stalwart
unconquerable
indomitable
protected
tenacious
made to last
unbeatable
waterproof
insurmountable
insuperable
unstoppable
built to last
unshakeable
staunch
resolute
perdurable
windproof
tight
indefatigable
permanent
iron
impassable
immune
healthy
wear-resistant
steadfast
unflinching
indurate
indurated
serviceable
lusty
undefeatable
untouchable
uncompromising
secured
hearty
unsentimental
case-hardened
riveted
heavyweight
weatherproof
powerful
infrangible
set
hard-boiled
fortress-like
bound
adamantine
hard-edged
hard-nosed
safe and sound
hard-headed
industrial-strength
inexpugnable
shellproof
unsurpassable
thickened
green
embastioned
girded
galvanized
US
tempered
galvanised
UK
perduring
diuturnal
determined
risk-free
foolproof
unwavering
well-defended
low-risk
insusceptible
riskless
certain
locked
proof against
utilitarian
error-tolerant
unbending
shatterproof
non-breakable
nonbreakable
brass-bound
indissoluble
incorruptible
fit
abiding
continuing
desensitized
US
water-resistant
supreme
covered
unsurmountable
irresistible
eternal
capable
callous
impervious to
invulnerable to
immune to
ironclad
irrepressible
persistent
steeled
unflagging
dauntless
snug
tightened
rigid
clenched
clinched
hale
coarsened
shielded
perennial
benumbed
world-weary
desensitised
UK
steel-clad
frozen
immortal
lacking sentiment
persisting
heavily clad
steel-plated
toughened by experience
hard-handed
as hard as nails
as tough as old boots
remaining
surviving
clasped
fitted
lodged
stuck
hard-as-nails
practical
sensible
realistic
ongoing
flexible
recoverable
bouncebackable
adaptable
prevailing
lifelong
pragmatic
anchored
nailed
repellent
moored
braced
jammed
rooted
tied
cemented
taut
treated
proofed
rainproof
imperviable
fastened
childproof
soundproof
fireproof
tamper-proof
leakproof
businesslike
forceful
common-sense
unromantic
commonsensical
unidealistic
proof
damp-proof
straightforward
fixed firmly
able to withstand
done up
buttoned down
down-to-earth
level-headed
matter-of-fact
tough-minded
common-sensical
no-nonsense
solid as a rock
more ❯
Adjective
▲
Not lacking any part or component
perfect
complete
entire
whole
comprehensive
intact
unbroken
exhaustive
integral
unabridged
unblemished
sound
unimpaired
gross
undiminished
finished
plenary
absolute
uncut
maximal
seamless
sweeping
bulletproof
full-fledged
full-blown
full-scale
full
total
compleat
grand
undivided
untouched
undamaged
unharmed
unspoilt
unspoiled
thorough
unhurt
overall
unscathed
in one piece
solid
full-length
uninjured
faultless
integrated
unmarred
broad
extensive
uncondensed
unreduced
unabbreviated
wide-ranging
inviolate
unified
replete
pristine
unsullied
100 percent
all-inclusive
scatheless
undefiled
ample
virgin
unflawed
lock stock and barrel
unshortened
thoroughgoing
pure
inclusive
all
uncontaminated
whole enchilada
whole nine yards
whole-hog
whole-length
full-dress
full-out
hook line and sinker
full-on
full-blooded
all-out
the works
far-reaching
aggregate
choate
safe
uneaten
completed
detailed
continuous
untampered
consummate
outright
unaffected
conclusive
unexpurgated
unqualified
operational
maximum
unpolluted
stainless
unadulterated
general
unstained
consolidated
open
undisturbed
all-in-one
composite
combined
categorical
uninterrupted
utter
fully constituted
one-piece
indivisible
organic
unmarked
flawless
unmutilated
unviolated
together
unsevered
imperforate
indiscrete
all in one piece
more ❯
Adjective
▲
Sealed against the wind and rain
weathertight
weatherproof
windproof
waterproof
impermeable
rainproof
watertight
stormproof
galeproof
sealed
impervious
coated
proofed
rubberized
damp-proof
water-resistant
water-repellent
hermetically sealed
leakproof
waterproofed
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airtight
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airtightness
airtightly
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?
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?
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Nearby Words
airtightly
airtightness
airtight pot
airtime
air time
airtimes
air tickets
air ticket
air that we breathe
air terminal
air taxis
air taxi
8-letter Words Starting With
a
ai
air
airt
airti
airtig
airtigh
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airtight
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