collateral vs supportive

collateral is a noun but supportive is not a noun.

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

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

collateral (adjective)	supportive (adjective)
descended from a common ancestor but through different lines	furnishing support or assistance
situated or running side by side
additional but secondary; auxiliary;
occurring with or following as a consequence
serving to support or corroborate