contaminative vs septic

contaminative and septic both are adjectives.

Word	Noun	Adjective	Verb	Adverb
contaminative	No	Yes	No	No
septic	No	Yes	No	No

contaminative (adjective)	septic (adjective)
making impure by contact or mixing	containing or resulting from disease-causing organisms
	of or relating to or caused by putrefaction