litigant vs litigator

litigant and litigator both are nouns.

Word	Noun	Adjective	Verb	Adverb
litigant	Yes	No	No	No
litigator	Yes	No	No	No

As nouns, litigant and litigator are synonyms defined as:

litigant and litigator: (law) a party to a lawsuit; someone involved in litigation

litigant (noun)	litigator (noun)
(law) a party to a lawsuit; someone involved in litigation	(law) a party to a lawsuit; someone involved in litigation