faire des néologismes

listen to the pronunciation of faire des néologismes
الفرنسية - الإنجليزية
neologize
To coin a new word

I neologize most frequently in my writing when it comes to adverbs.

{f} coin a new word or expression; use new words or phrases; invent new religious doctrines, accept new religious principle (also neologise)
To introduce or use new words or terms or new uses of old words
To introduce innovations in doctrine, esp
in theological doctrine