affiliate

nouns

a subordinate or subsidiary associate; a person who is affiliated with another or with an organization
is a type of (narrower)
a person who joins with others in some activity or endeavor
"he had to consult his associate before continuing"
a subsidiary or subordinate organization that is affiliated with another organization
"network affiliates"
is a type of (narrower)
a group of people who work together

verbs

keep company with; hang out with
"He associates with strange people"; "She affiliates with her colleagues"
join in an affiliation
"The two colleges affiliated"; "They affiliated with a national group"
is derived from
is derived from
is a type of (narrower)
become part of; become a member of a group or organization
"He joined the Communist Party as a young man"