Mawson, C.O.S., ed. (1870–1938). Roget’s International Thesaurus. 1922.

Class IV. Words Relating to the Intellectual Faculties
Division (II) Communication of Ideas
Section II. Modes of Communication

534. Messenger.

   NOUN:MESSENGER, angel, envoy, emissary, legate, delegate, nuncio, internuncio, intermediary, go-between; ambassador (diplomatist) [See Consignee].
  Gabriel, Hermes, Mercury, Iris, Ariel.
  marshal, flag bearer, herald, crier, trumpeter, bellman, pursuivant, parlementaire [F.], apparitor.
  COURIER, runner, dak or dawk [India], estafette or estafet, commissionaire; errand boy, chore boy, newsboy.
  MAIL; post, post office; letter bag, mail bag; postman, mail-man, letter carrier; mail train, mail boat, mailer; aërial mail; carrier pigeon.
  TELEGRAPH, cable [colloq.], wire [colloq.], radiotelegraph, wireless telegraph, wireless [colloq.], radio [colloq.].
  TELEPHONE, phone [colloq.], radio-telephone, radiophone, wireless telephone.
  REPORTER, newspaperman, journalist; gentleman -, representative- of the Press; penny-a-liner; hack writer, special -, war -, own- correspondent; spy, scout; informer [See Information].