Synonyms for Gallant (same or very similar meaning)
WordNet sense 1 (a man who attends or escorts a woman):
squire
WordNet sense 2 (a man who is much concerned with his dress and appearance):
beau, clotheshorse, dandy, dude, fop, sheik, swell, fashion plate
WordNet sense 3 (lively and spirited):
dashing
WordNet sense 4 (displaying animation, vigor, or liveliness):
spirited
WordNet sense 5 (having or displaying great dignity or nobility):
lofty, majestic, proud
WordNet sense 6 (making a strong or vivid impression):
impressive
WordNet sense 7 (being attentive to women like an ideal knight):
chivalrous, knightly
WordNet sense 8 (characterized by courtesy and gracious good manners):
courteous
WordNet sense 9 (possessing or displaying courage; able to face and deal with danger or fear without flinching):
brave, courageous
From the ODE community, based on WordNet
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