Concatenate

concatenate \kän-ˈka-tə-nət\ adjective: linked together

concatenate \ kän-ˈka-tə -ˌnāt\ transitive verb: to link together in a series or chain

Etymology: Middle English, from Late Latin concatenatus, past participle of concatenare to link together, from Latin com- + catena chain

Note the different pronunciations between the adjective and the verb.