justifier vs apologist

justifier and apologist both are nouns.

Word	Noun	Adjective	Verb	Adverb
justifier	Yes	No	No	No
apologist	Yes	No	No	No

As nouns, justifier and apologist are synonyms defined as:

justifier and apologist: a person who argues to defend or justify some policy or institution

Other synonyms of justifier include vindicator.

justifier (noun)	apologist (noun)
a person who argues to defend or justify some policy or institution	a person who argues to defend or justify some policy or institution