IPA: /ˈfrætərnaɪzər/
KK: /ˈfrætərnaɪzər/
A person who forms friendly relationships or socializes with others, often in a casual or informal way.
He is known as a fraternizer, always making new friends at every event.
Fraternizer → It is formed from "frater" (from Latin, meaning brother) and "-ize" (meaning to make or to become). The word "fraternizer" refers to someone who makes or becomes like a brother, often implying camaraderie or friendship.
Think of 'brother' ('frater') and remember that a 'fraternizer' is someone who becomes like a brother, fostering friendship and camaraderie.