passable Antonyms

impassable untraversable stellar special sensational royal poor pathless outstanding niggardly maximum matchless matted marvelous sterling terrific unacceptable subpar water-resistant unsatisfactory nonporous nifty unmentionable airtight unsuitable wrong wretched unsurmountable unpassable unfit lousy intolerable fabulous exquisite exceptional excellent dreadful divine distinguished deficient classic choice capital barricaded bad famous fantastic insurmountable insufficient inferior