Antonyms of adj amiable

2 senses of amiable

Sense 1
amiable, good-humored, good-humoured -- (disposed to please; "an amiable villain with a cocky sidelong grin"- Hal Hinson)

INDIRECT (VIA good-natured) -> ill-natured -- (having an irritable and unpleasant disposition)

Sense 2
affable, amiable, cordial, genial -- (diffusing warmth and friendliness; "an affable smile"; "an amiable gathering"; "cordial relations"; "a cordial greeting"; "a genial host")

INDIRECT (VIA friendly) -> unfriendly -- (not disposed to friendship or friendliness; "an unfriendly coldness of manner"; "an unfriendly action to take")

Similarity of adj amiable

2 senses of amiable

Sense 1
amiable, good-humored, good-humoured -- (disposed to please; "an amiable villain with a cocky sidelong grin"- Hal Hinson)
       => good-natured (vs. ill-natured) -- (having an easygoing and cheerful disposition; "too good-natured to resent a little criticism"; "the good-natured policeman on our block"; "the sounds of good-natured play")

Sense 2
affable, amiable, cordial, genial -- (diffusing warmth and friendliness; "an affable smile"; "an amiable gathering"; "cordial relations"; "a cordial greeting"; "a genial host")
       => friendly (vs. unfriendly) -- (characteristic of or befitting a friend; "friendly advice"; "a friendly neighborhood"; "the only friendly person here"; "a friendly host and hostess")