"indelicate" in the adjective sense
1. indelicate, off-color, off-colour
in violation of good taste even verging on the indecent
"an indelicate remark"
"an off-color joke"
2. indecorous, indelicate
lacking propriety and good taste in manners and conduct
"indecorous behavior"
3. indelicate
verging on the indecent
"an indelicate proposition"
Source: WordNet® (An amazing lexical database of English)
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