expiatory vs propitiatory

expiatory and propitiatory both are adjectives.

Word	Noun	Adjective	Verb	Adverb
expiatory	No	Yes	No	No
propitiatory	No	Yes	No	No

As adjectives, expiatory and propitiatory are synonyms defined as:

expiatory and propitiatory: having power to atone for or offered by way of expiation or propitiation

Other synonyms of expiatory include expiative.

expiatory (adjective)	propitiatory (adjective)
having power to atone for or offered by way of expiation or propitiation	having power to atone for or offered by way of expiation or propitiation
	intended to reconcile or appease