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 III. Means of Communicating Ideas
3. Written Language

592. Correspondence.

   NOUN:CORRESPONDENCE, letter, epistle, note, billet, written communication, post card or postcard, postal [U. S.], postal card; missive, circular, favor, billet-doux [F.]; chit or chitty [India], letter card [Brit.], picture post card; dispatch or despatch; bulletin, these presents [law]; rescript, rescription [archaic]; post (messenger) [See Messenger].
  LETTER WRITER, epistolarian, correspondent, writer, communicator; author, contributor.
   VERB:CORRESPOND, – with; write to, send a letter to; drop a line to [colloq.]; start -, begin -, keep up- a correspondence; deluge with -letters, – post cards; communicate by -writing, – letter; let one know by -post, – mail; dispatch or despatch, circularize, follow up, bombard; reply, reply by return mail, communicate.
   ADJECTIVE:EPISTOLARY, epistolarian.
   QUOTATION:Furor scribendi.