Antonyms of adj unbecoming

1 sense of unbecoming

Sense 1
indecent, indecorous, unbecoming, uncomely, unseemly, untoward -- (not in keeping with accepted standards of what is right or proper in polite society; "was buried with indecent haste"; "indecorous behavior"; "language unbecoming to a lady"; "unseemly to use profanity"; "moved to curb their untoward ribaldry")

INDIRECT (VIA improper) -> proper -- (marked by suitability or rightness or appropriateness; "proper medical treatment"; "proper manners")

Similarity of adj unbecoming

1 sense of unbecoming

Sense 1
indecent, indecorous, unbecoming, uncomely, unseemly, untoward -- (not in keeping with accepted standards of what is right or proper in polite society; "was buried with indecent haste"; "indecorous behavior"; "language unbecoming to a lady"; "unseemly to use profanity"; "moved to curb their untoward ribaldry")
       => improper (vs. proper) -- (not suitable or right or appropriate; "slightly improper to dine alone with a married man"; "improper medication"; "improper attire for the golf course")