Synonyms of infantine

1 Syllable

green, weak, kid

2 Syllables

naive, nascent, childish, dawning, early, tender, baby, callow, youthful, newborn, babyish, kidstuff, growing

3 Syllables

emergent, unripe, childlike, puerile, unfledged, initial

4 Syllables

juvenile, developing, immature