unobjectionable

From un- + objectionable.

unobjectionable (comparative more unobjectionable, superlative most unobjectionable)

1. Not objectionable; not causing any objection.

   Antonym: objectionable

   • 1953 February, S. G. E. Lythe, “Early Days of the Arbroath & Forfar Railway—2”, in Railway Magazine, page 130:

     The line had obvious good qualities. It nowhere involved severe gradients; its curves in Whishaw's phrase were "unobjectionable"; it served an economic need; until the opening of the more direct Dundee-Forfar line, it had no real competitor; it was managed with vigour and honesty.