形容词

1. 粗野的;无礼的;令人窘迫的
If something or someone is indelicate, they are rude or embarrassing.

1. verging on the indecent

e.g. an indelicate proposition

2. lacking propriety and good taste in manners and conduct

e.g. indecorous behavior

Synonym: indecorous

3. in violation of good taste even verging on the indecent

e.g. an indelicate remark
an off-color joke

Synonym: off-coloroff-colour