courteous

civil, polite, courteous, gallant, chivalrous mean observant of the forms required by good breeding. civil often suggests little more than the avoidance of overt rudeness <owed the questioner a civil reply>. polite commonly implies polish of speech and manners and sometimes suggests an absence of cordiality <if you can't be pleasant, at least be polite>. courteous implies more actively considerate or dignified politeness <clerks who were unfailingly courteous to customers>. gallant and chivalrous imply courteous attentiveness especially to women. gallant suggests spirited and dashing behavior and ornate expressions of courtesy <a gallant suitor of the old school>. chivalrous suggests high-minded and self-sacrificing behavior <a chivalrous display of duty>.