Synonyms of irrepressible

1 Syllable
buoyant, yoyo
2 Syllables
yo-yo, bubbling
3 Syllables
mercurial, rubbery, ebullient, rebellious, quicksilver, resilient, unruly, elastic, boisterous
4 Syllables
enthusiastic, unquenchable, hysterical, unstoppable, rhapsodical, bubbleheaded, unrestrained, unconstrained
5 Syllables
uncontrollable, unmanageable, indefeasible, inexpugnable, uncontainable, unrestrainable, insuppressible, unconquerable
6 Syllables
tumultous/tumultuous