most

adjectives

(superlative of `many' used with count nouns and often preceded by `the') quantifier meaning the greatest in number
"who has the most apples?"; "most people like eggs"; "most fishes have fins"
antonym
domain usage
an exaggerated expression (usually of praise)
"the critics lavished superlatives on it"
the superlative of `much' that can be used with mass nouns and is usually preceded by `the'; a quantifier meaning the greatest in amount or extent or degree
"made the most money he could"; "what attracts the most attention?"; "made the most of a bad deal"
antonym
domain usage
an exaggerated expression (usually of praise)
"the critics lavished superlatives on it"

adverbs

used to form the superlative
"the king cobra is the most dangerous snake"
antonym
very
"a most welcome relief"
domain usage
a modifier that has little meaning except to intensify the meaning it modifies
"`up' in `finished up' is an intensifier"; "`honestly' in `I honestly don't know' is an intensifier"
(of actions or states) slightly short of or not quite accomplished; all but
"the job is (just) about done"; "the baby was almost asleep when the alarm sounded"; "we're almost finished"; "the car all but ran her down"; "he nearly fainted"; "talked for nigh onto 2 hours"; "the recording is well-nigh perfect"; "virtually all the parties signed the contract"; "I was near exhausted by the run"; "most everyone agrees"