Noun
diplomatist (plural diplomatists)
- (now uncommon) Synonym of diplomat
1827, [James Fenimore Cooper], The Prairie; a Tale. […], volume (please specify |volume=I or II), Philadelphia, Pa.: Carey, Lea & Carey […], →OCLC:It was not so easy to penetrate the motives of the Pawnees. Calm, dignified, and yet far from repulsive, they set an example of courtesy, blended with reserve, that many a diplomatist of the most polished court might have strove in vain to imitate.
1912, Edith Wharton, The Reef, New York, N.Y.: D[aniel] Appleton and Company:She flung back the fortnight on his hands as if he had been an idler indifferent to dates, instead of an active young diplomatist who, to respond to her call, had had to hew his way through a very jungle of engagements!
1918, Henry Adams, The Education of Henry Adams:Diplomatists have no right to complain of mere lies; it is their own fault, if, educated as they are, the lies deceive them; but they complain bitterly of traps.