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