expiative vs expiatory

expiative and expiatory both are adjectives.

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

As adjectives, expiative and expiatory are synonyms defined as:

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

Other synonyms of expiative include propitiatory.

expiative (adjective)	expiatory (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