Standard Standard synonyms criterion standard and criterion measure standard and measure banner standard and banner normal standard and normal touchstone standard and touchstone model standard and model common standard and common yardstick standard and yardstick norm standard and norm ensign standard and ensign Full list of synonyms (2163) Standard antonyms unusual standard and unusual irregular standard and irregular atypical standard and atypical abnormal standard and abnormal unconventional standard and unconventional nonstandard standard and nonstandard exceptional standard and exceptional uncommon standard and uncommon extraordinary standard and extraordinary unorthodox standard and unorthodox Full list of antonyms (95) Share this picture Share this image Share this picture Share this image