What's the noun for leaded? Here's the word you're looking for.
lead
(uncountable) The act of leading or conducting; guidance; direction, course
(uncountable) Precedence; advance position; also, the measure of precedence; the state of being ahead in a race; the highest score in a game in an incomplete game.
(countable) An insulated metallic wire for electrical devices and equipment.
(baseball) The situation where a runner steps away from a base while waiting for the pitch to be thrown.
(card game) The act or right of playing first in a game or round; the card suit, or piece, so played
(acting) The main role in a play or film; the lead role.
(acting) The actor who plays the main role; lead actor.
A rope, leather strap, or similar device with which to lead an animal; a leash
In a steam engine, the width of port opening which is uncovered by the valve, for the admission or release of steam, at the instant when the piston is at end of its stroke.
Charging lead. (Can we add an example for this sense?)
(civil engineering) The distance of haul, as from a cutting to an embankment.
(horology) The action of a tooth, such as a tooth of a wheel, in impelling another tooth or a pallet.
Hypothesis that has not been pursued
Information obtained by a detective or police officer that allows him or her to discover further details about a crime or incident.
(marketing) Potential opportunity for a sale or transaction, a potential customer.
Information obtained by a news reporter about an issue or subject that allows him or her to discover more details.
(curling) The player who throws the first two rocks for a team.
(newspapers) A teaser; a lead-in; the start of a newspaper column, telling who, what, when, where, why and how. (Sometimes spelled as lede for this usage to avoid ambiguity.)
An important news story that appears on the front page of a newspaper or at the beginning of a news broadcast
(engineering) The axial distance a screw thread travels in one revolution. It is equal to the pitch times the number of starts.
The dominant animal in a pack of animals, such as wolves or lions.
An animal placed in advance of others, especially on a team of horse, oxen, or dogs.
Something that leads or conducts.
(botany) A fast-growing terminal shoot of a woody plant.
A pipe for conducting rain water from a roof to a cistern or to the ground.
(Britain) The first, or the principal, editorial article in a newspaper; a leading or main editorial article; a lead story.
(fishing) A section of line between the main fishing line and the snell of a hook, intended to be more resistant to bites and harder for a fish to detect than the main fishing line.
A piece of material at the beginning or end of a reel or roll to allow the material to the threaded or fed onto something, as a reel of film onto a projector or a roll of paper onto a rotary printing press.
(marketing) A loss leader or a popular product sold at a normal price.
(printing) A type having a dot or short row of dots upon its face.
(plural) A row of dots, periods, or hyphens, used in tables of contents, etc., to lead the eye across a space to the right word or number.
(fishing) A net for leading fish into a pound, weir, etc.
(mining) A branch or small vein, not important in itself, but indicating the proximity of a better one.
(nautical) A block of hard wood pierced with suitable holes for leading ropes in their proper places.
(engineering) The drive wheel in any kind of machinery.
“The leader of our country is an affable and sociable person, but is also able to make tough decisions when the time calls for it.”
“Our company is the leader in home communications and technology, and we have an abundance of groundbreaking prototypes that will allow us to really get the jump on our competitors.”
“If you follow the leader, you should not have any problems finding your way.”