What's the adjective for lexicology? Here's the word you're looking for.
Included below are past participle and present participle forms for the
verbs lexicalize and lexicalise which may be used as adjectives within certain contexts.
“These patterns of suppletion can be correlated with particular geographical areas, language families, and specific lexemic groups.”
“Four strata have been recognized for English, and it is probable that all languages may have at least these four: the sememic, the lexemic, the morphemic, and the phonemic strata.”
lexicalized
simple past tense and past participle of lexicalize