fellow B1

/ˈfɛloʊ/ A man or boy, often used in a friendly or casual way.

fellowship C2+

/ˈfɛloʊˌʃɪp/ friendly companionship among people with shared interests

bedfellow C2+

/ˈbɛdˌfɛloʊ/ a person who shares a bed; an associate or ally

benchfellow C2+

/ˈbɛntʃˌfɛloʊ/ one who shares a bench; a companion or colleague (archaic)

classfellow C2+

/ˈklæsˌfɛloʊ/ a fellow member of the same class; a classmate

workfellow C2+

/ˈwɝk.fɛl.oʊ/ a fellow worker; a colleague