1. (

• clean ,
• unobjectionable ,

) (of behavior or especially language) free from objectionable elements; fit for all observers; "good clean fun"; "a clean joke" ;

2. (

• innocuous ,
• unobjectionable

) not causing disapproval; "it was an innocuous remark"; "confined himself to innocuous generalities"; "unobjectionable behavior" ;

3. (

• unobjectionable

) not objectionable; "the ends are unobjectionable; it's the means that one can't accept" ;