laxity Get Printable Handwriting (lax-i-ty) 3 syllables Rhymes Learn It! Spelling Test Definition noun. 1 the quality of lacking firmness or strictness; 2 the quality or state of being loose Example Sentence Because of the teacher's laxity the students did not complete the assignment. Synonyms relaxed; slack; careless; negligent Antonyms strict; severe Rhymes Three Syllable Rhymes (1) laxity Share with your friends: