lineal vs collateral

lineal is not a noun while collateral is a noun.

Word	Noun	Adjective	Verb	Adverb
lineal	No	Yes	No	No
collateral	Yes	Yes	No	No

lineal (noun)	collateral (noun)
	a security pledged for the repayment of a loan

lineal (adjective)	collateral (adjective)
in a straight unbroken line of descent from parent to child	descended from a common ancestor but through different lines
arranged in a line	situated or running side by side
	additional but secondary; auxiliary;
	occurring with or following as a consequence
	serving to support or corroborate