Antonyms of adj unaccustomed

2 senses of unaccustomed

Sense 1
unaccustomed (vs. accustomed) -- (not habituated to; unfamiliar with; "unaccustomed to wearing suits")

accustomed (vs. unaccustomed) -- ((often followed by `to') in the habit of or adapted to; "accustomed to doing her own work"; "I've grown accustomed to her face")
        => used to (predicate), wont to (predicate) -- (in the habit; "I am used to hitchhiking"; "you'll get used to the idea"; "...was wont to complain that this is a cold world"- Henry David Thoreau)

Sense 2
unaccustomed -- (not customary or usual; "an unaccustomed pleasure"; "many varieties of unaccustomed foods"; "a new budget of unaccustomed austerity")

INDIRECT (VIA unusual) -> usual -- (occurring or encountered or experienced or observed frequently or in accordance with regular practice or procedure; "grew the usual vegetables"; "the usual summer heat"; "came at the usual time"; "the child's usual bedtime")

Similarity of adj unaccustomed

2 senses of unaccustomed

Sense 1
unaccustomed (vs. accustomed) -- (not habituated to; unfamiliar with; "unaccustomed to wearing suits")
       => new -- (unfamiliar; "new experiences"; "experiences new to him"; "errors of someone new to the job")
       => unused -- (infrequently exposed to; "feet unused to shoes")

Sense 2
unaccustomed -- (not customary or usual; "an unaccustomed pleasure"; "many varieties of unaccustomed foods"; "a new budget of unaccustomed austerity")
       => unusual (vs. usual) -- (not usual or common or ordinary; "a scene of unusual beauty"; "a man of unusual ability"; "cruel and unusual punishment"; "an unusual meteorite")