thickening vs complex

thickening and complex both are nouns.

Word	Noun	Adjective	Verb	Adverb
thickening	Yes	Yes	No	No
complex	Yes	Yes	No	No

thickening (noun)	complex (noun)
the act of thickening	a whole structure (as a building) made up of interconnected or related structures
any thickened enlargement	a conceptual whole made up of complicated and related parts
any material used to thicken	(psychoanalysis) a combination of emotions and impulses that have been rejected from awareness but still influence a person's behavior
	a compound described in terms of the central atom to which other atoms are bound or coordinated

thickening (adjective)	complex (adjective)
becoming more intricate or complex	complicated in structure; consisting of interconnected parts
accumulating and becoming more intense	difficult to analyze or understand