chiv·al·ry 
/ʃɪvəlri/ noun
/ʃɪvəlri/ noun [noncount] 1 : the system of values (such as loyalty and honor) that knights in the Middle Ages were expected to follow
▪ Medieval chivalry ▪ the knight's code of chivalry 2 : an honorable and polite way of behaving especially toward women
▪ He paid her fare as an act of chivalry.
▪ Medieval chivalry ▪ the knight's code of chivalry
▪ He paid her fare as an act of chivalry.
