czarina vs czaritza

czarina and czaritza both are nouns.

Word	Noun	Adjective	Verb	Adverb
czarina	Yes	No	No	No
czaritza	Yes	No	No	No

As nouns, czarina and czaritza are synonyms defined as:

Other synonyms of czarina include tsarina, tsaritsa, tzarina.

czarina (noun)	czaritza (noun)
the wife or widow of a czar	the wife or widow of a czar