writ of certiorari vs certiorari

writ of certiorari and certiorari both are nouns.

Word	Noun	Adjective	Verb	Adverb
writ of certiorari	Yes	No	No	No
certiorari	Yes	No	No	No

As nouns, writ of certiorari and certiorari are synonyms defined as:

writ of certiorari and certiorari: a common law writ issued by a superior court to one of inferior jurisdiction demanding the record of a particular case

writ of certiorari (noun)	certiorari (noun)
a common law writ issued by a superior court to one of inferior jurisdiction demanding the record of a particular case	a common law writ issued by a superior court to one of inferior jurisdiction demanding the record of a particular case