IPA: /ˈdʒɛntəlmənlɪnəs/
KK: /ˈdʒɛntəlmənlɪnəs/
The quality of being a gentleman, which includes being polite, respectful, and honorable in behavior.
His gentlemanliness was evident in the way he treated everyone with kindness and respect.
Gentlemanliness → It is formed from "gentleman" (from Old French *gentilhomme*, meaning a man of gentle birth or noble lineage) and "-ness" (meaning the state or quality of). The word "gentlemanliness" refers to the quality or state of being a gentleman, characterized by courtesy, honor, and respectability.
Think of a 'gentleman' as someone of noble birth or good manners, and remember that 'gentlemanliness' means the quality of being a gentleman.