• Chambers's Twentieth Century Dictionary
    • v.i., v.t Diplomatise to practise, or effect by, diplomacy
    • ***


In literature:

Baron de Breteuil, and M. de Calonne, rivals in intrigue, spake and diplomatised in his name.
"History of the Girondists, Volume I" by Alphonse de Lamartine
To the Hague went Saint-Germain, diamonds, rubies, senna tea, and all, and began to diplomatise with the Dutch.
"Historical Mysteries" by Andrew Lang
From any power or tendency to diplomatise he was as free as the illustrative bull in a china shop.
"In Connection with the De Willoughby Claim" by Frances Hodgson Burnett