Synonyms of lionhearted

1 Syllable
bold
2 Syllables
braver, gallant, chesty, trojan, bravest, chin-up, fearless, chestier, braved, dauntless, valiant, plucky
3 Syllables
valorous, intrepid, bodacious, stouthearted, impavid, unblenching, courageous
4 Syllables
undauntable
5 Syllables
fortitudinous