Antonyms of adj acrimonious

1 sense of acrimonious

Sense 1
acrimonious, bitter -- (marked by strong resentment or cynicism; "an acrimonious dispute"; "bitter about the divorce")

INDIRECT (VIA resentful) -> unresentful -- (not resentful; "completely unresentful and forgiving")

Similarity of adj acrimonious

1 sense of acrimonious

Sense 1
acrimonious, bitter -- (marked by strong resentment or cynicism; "an acrimonious dispute"; "bitter about the divorce")
       => resentful (vs. unresentful) -- (full of or marked by resentment or indignant ill will; "resentful at the way he was treated"; "a sullen resentful attitude")