jittery Get Printable Handwriting (jit-ter-y) 3 syllables Rhymes Learn It! Spelling Test Definition adjective. feeling or showing uncomfortable feelings of uncertainty Example Sentence He was feeling jittery about trying out for the team. Synonyms nervous; tense; panicky; jumpy Antonyms calm Rhymes Three Syllable Rhymes (2) glittery jittery Share with your friends: