Neologism
neology
A newly coined word or phrase is called a neologism.
A coined expression is a phrase that is very popular or one that is used often. A coined expression can also be a new phrase or an existing phrase or word that is used in a new sense.
Practically and word, existing or newly coined, can be used as a name.
"Wonderific" is not recognized as a standard English word and is not found in dictionaries. It may be a made-up or informal term used to convey something as being wonderful or terrific.
Who coined the phrase, One in a million””
Yes, the word 'neologism' is a noun; a word for a newly coined word or expression; a word for a familiar word used in a new sense; a word for an instance of using a new word or phrase; a word for a thing.
Nam June Paik coined the phrase "Information Highway" in 1974. :)
Bill Engvall is the comedian who coined the phrase, "Here's your sign".
ballpen
A mumismatist is a person who collects newly coined words. (Actually, mumismatist is a misspelling of the word for coin collectors: numismatist.)