attritional vs attrition

attritional is not a noun while attrition is a noun.

Word	Noun	Adjective	Verb	Adverb
attritional	No	Yes	No	No
attrition	Yes	No	No	No

attritional (noun)	attrition (noun)
	the act of rubbing together; wearing something down by friction
	a wearing down to weaken or destroy
	sorrow for sin arising from fear of damnation
	the wearing down of rock particles by friction due to water or wind or ice
	erosion by friction

attritional (adjective)	attrition (adjective)
relating to or caused by attrition