IPA: /ˈʃɪv.əl.rəs.nəs/
KK: /ˈʧɪvəlrəsnəs/
The quality of being brave, honorable, and courteous, especially towards women.
His chivalrousness was evident when he helped the elderly lady cross the street.
Chivalrousness → It is formed from "chivalrous" (from Old French *chevalereux*, meaning knightly or relating to knights) and the suffix "-ness" (meaning the state or quality of). The word "chivalrousness" refers to the quality of being knightly, honorable, and courteous, especially towards women.
Think of the word 'chivalrous' which relates to being knightly and honorable, and remember that 'chivalrousness' means the quality of being that way.