Synonyms of rookie

1 Syllable
player, colt, frosh, cub, players
2 Syllables
kidder, newbie, tyro, recruit, youngling, freshman, blow-in, fledgling, draftee, plebe, freshmen, trainee, greenhorn
3 Syllables
novice, amateur, newcomers, beginner, prentice, unfledged, incomer, selectee, tenderfoot, neophyte, buckwheater, ungifted, newcomer
4 Syllables
apprentice, latecomers, dilettanti, latecomer, unpracticed, probationers, probationer, dilettante, freshman/woman
5 Syllables
uninitiate, serviceperson, inexperienced
6 Syllables
johnny-come-lately, unsophisticated