indelicate
     adj 1: in violation of good taste even verging on the indecent; "an
            indelicate remark"; "an off-color joke" [syn: {off-color},
             {off-colour}]
     2: lacking propriety and good taste in manners and conduct;
        "indecorous behavior" [syn: {indecorous}] [ant: {decorous}]
     3: verging on the indecent; "an indelicate proposition"
Source: WordNet® 2.0