1) Chivalric 2) Courteous 3) Gallant 4) Knightly 5) Noble 6) Polite 1) Courteous 2) French word used in English 3) Gallant 4) Knightly 
• (a.) Pertaining to chivalry or knight-errantry; warlike; heroic; gallant; high-spirited; high-minded; magnanimous.
Chiv'al·rous adjective [ Old French chevalerus , chevalereus , from chevalier . See Chivalry .] Pertaining to chivalry or knight-errantry; warlike; heroic; gallant; high-spirited; high-minded; magnanimous. « In brave pursuit of chivalrous emprise. Spenser....
HMS Chivalrous was a British C Class destroyer of 1710 tons displacement launched in 1945. HMS Chivalrous was powered by two Admiralty 3-drum type boilers providing a top speed of 34 knots and carried a crew of 186. She was armed with four 4.5 inch dual-purpose guns; four 40 mm anti-aircraft guns; six 20 mm anti-aircraft guns; four 21-inch torpedo ...
[adj] - having the qualities of gallantry attributed to an ideal knight
gallant adjective being attentive to women like an ideal knight
having the qualities of chivalry, as courage, courtesy, and loyalty. · considerate and courteous to women; gallant. · gracious and honorable toward an enemy, esp. a defeated one, and toward the weak or poor.