колега означава в английски

associate [associates]▼(partner)
noun
[UK: ə.ˈsəʊ.siət] [US: əˈso.ʊ.siət]

colleague [colleagues]▼(fellow member of a profession)
noun
[UK: ˈkɒ.liːɡ] [US: ˈkɑː.liɡ]

coworker▼(somebody with whom one works)
noun
[UK: ˈkoˌwərkə(r)] [US: ˈkoˌwərkər]