synthesis vs synthetic

synthesis and synthetic both are nouns.

Word	Noun	Adjective	Verb	Adverb
synthesis	Yes	No	No	No
synthetic	Yes	Yes	No	No

synthesis (noun)	synthetic (noun)
the combination of ideas into a complex whole	a compound made artificially by chemical reactions
reasoning from the general to the particular (or from cause to effect)
the process of producing a chemical compound (usually by the union of simpler chemical compounds)

synthesis (adjective)	synthetic (adjective)
	of a proposition whose truth value is determined by observation or facts
	systematic combining of root and modifying elements into single words
	involving or of the nature of synthesis (combining separate elements to form a coherent whole) as opposed to analysis
	not of natural origin; prepared or made artificially
	not genuine or natural
	artificial as if portrayed in a film