desynonymize

Verb

desynonymize (third-person singular simple present desynonymizes, present participle desynonymizing, simple past and past participle desynonymized)

1. To deprive of synonymous character; to cause no longer to be synonyms.
   • It is not, I own, easy to conceive a more opposite translation of the Greek Phantasia, than the Latin Imaginatio; but it is equally true that in all societies there exists an instinct of growth, a certain collective, unconscious good sense working progressively to desynonymize those words...1817, S[amuel] T[aylor] Coleridge, “The Lyrical Ballads with the Preface—Mr. [William] Wordsworth’s Earlier Poems—On Fancy and Imagination—The Investigation of the Distinction Important to the Fine...