unrighteous vs unjust

unrighteous and unjust both are adjectives.

Word	Noun	Adjective	Verb	Adverb
unrighteous	No	Yes	No	No
unjust	No	Yes	No	No

unrighteous (adjective)	unjust (adjective)
not righteous	violating principles of justice
	not equitable or fair
	not fair; marked by injustice or partiality or deception