leaflet Get Printable Handwriting (leaf-let) 2 syllables Rhymes Learn It! Spelling Test Definition noun. 1 a small book usually having a paper cover 2 part of a compound leaf 3 a thin triangular flap of a heart valve Example Sentence She created a leaflet to handout to the students at school. Synonyms booklet; brochure; pamphlet Antonyms brick Rhymes Two Syllable Rhymes (1) leaflet Share with your friends: