Grade 6 imperfect Get Printable Handwriting (im-per-fect) 3 syllables Rhymes Learn It! Spelling Test Definition noun. andadjective. 1 not perfect; defective or inadequate; 2 having the attributes of man as opposed to Example Sentence Lizzy has imperfect vision. Synonyms fallible; frail; weak Antonyms perfect Rhymes Three Syllable Rhymes (1) imperfect Share with your friends: