Synonyms of protagonist

1 Syllable
knight, lead
2 Syllables
hero, templar, overs, champion, templars, staker, backer, backers, mainstay, idol, leader, walk-on, warrior
3 Syllables
principal, combatant, spokesman, spokesmen, man-at-arms, exponent, heroine, exemplar
4 Syllables
spokespersons, prolocutor, demigoddess, advocate, spokespeople, standard-bearer, spokesperson