unobjectionable

adjective

1. 1

   not objectionable

   the ends are unobjectionable; it's the means that one can't accept

2. 2

   (of behavior or especially language) free from objectionable elements; fit for all observers

   good clean fun

   a clean joke

3. 3

   not causing disapproval

   it was an innocuous remark

   confined himself to innocuous generalities