omissible Antonyms

carrying a lot of weight ineludible ineluctable indispensable indicatory indicative incumbent impressive impressionistic important imperative imminent heavy glaring inescapable inevasible inevitable incumbent on inerrant de rigueur mandatorily symbolistic symbolical significatory returnless predestined necessary mandatary infallible inexorable fundamental fated extraordinary considerable consequential compulsory compelling chief certain cardinal binding BIG basic assured associational appreciable conspicuous crucial decisive expressive