Important Important synonyms significant important and significant weighty important and weighty momentous important and momentous influential important and influential crucial important and crucial big important and big critical important and critical meaningful important and meaningful essential important and essential consequential important and consequential Full list of synonyms (1714) Important antonyms unimportant important and unimportant insignificant important and insignificant trivial important and trivial minor important and minor small important and small inconsequential important and inconsequential impotent important and impotent slight important and slight secondary important and secondary weak important and weak Full list of antonyms (125) Share this picture Share this image Share this picture Share this image