Antonyms of adj suave

2 senses of suave

Sense 1
debonair, debonaire, debonnaire, suave -- (having a sophisticated charm; "a debonair gentleman")

INDIRECT (VIA refined) -> unrefined -- ((used of persons and their behavior) not refined; uncouth; "how can a refined girl be drawn to such an unrefined man?")

Sense 2
politic, smooth, suave, bland -- (smoothly agreeable and courteous with a degree of sophistication; "he was too politic to quarrel with so important a personage"; "the manager pacified the customer with a smooth apology for the error")

INDIRECT (VIA diplomatic) -> undiplomatic -- (not skilled in dealing with others)

Similarity of adj suave

2 senses of suave

Sense 1
debonair, debonaire, debonnaire, suave -- (having a sophisticated charm; "a debonair gentleman")
       => refined (vs. unrefined) -- ((used of persons and their behavior) cultivated and genteel; "she was delicate and refined and unused to hardship"; "refined people with refined taste")

Sense 2
politic, smooth, suave, bland -- (smoothly agreeable and courteous with a degree of sophistication; "he was too politic to quarrel with so important a personage"; "the manager pacified the customer with a smooth apology for the error")
       => diplomatic (vs. undiplomatic), diplomatical -- (using or marked by tact in dealing with sensitive matters or people; "the hostess averted a confrontation with a diplomatic chenage of subject")