Gentlemen
Part of speech: noun
Definition: A man of gentle but not noble birth, particularly a man of means (originally ownership of property) who does not work for a living but has no official status in a peerage; an armiferous man ranking below a knight.
Example sentence: Gentlemen prefer bonds.
Gentleman
Part of speech: noun
Definition: A man of breeding or higher class.A polite term referring to a man.A polite form of address to a group of men.(gentlemen's) Toilets intended for use by men.