Men by role

A son is a male offspring; a boy or a man in relation to his parents. The female counterpart is a daughter. From a biological perspective, a son constitutes a first degree relative.

alt=1929 photograph of United States Representative Charles A. Eaton and his nephew Rep. William R. Eaton.|thumb|United States Representative Charles Aubrey Eaton|Charles A. Eaton (right) and his nephew Rep. [[William R. Eaton (left)]] An uncle is usually defined as a male relative who is a sibling of a parent or married to a sibling of a parent, as well as the parent of the cousins. Uncles who are related by birth are second-degree relatives. The female counterpart of an uncle is an aunt, and the reciprocal relationship is that of a nephew or niece. The word comes from , the diminutive of avu

A bachelor is a man who is not and never has been married.

A boyfriend is a man who is a friend or acquaintance to the speaker, often specifying a regular male companion with whom a person is platonically, romantically or sexually involved.