retrace vs construct

retrace is not a noun while construct is a noun.

Word	Noun	Adjective	Verb	Adverb
retrace	No	No	Yes	No
construct	Yes	No	Yes	No

As verbs, retrace and construct are synonyms defined as:

Other synonyms of retrace include reconstruct.

retrace (noun)	construct (noun)
	an abstract or general idea inferred or derived from specific instances

retrace (verb)	construct (verb)
reassemble mentally	reassemble mentally
to go back over again	draw with suitable instruments and under specified conditions
	make by combining materials and parts
	put together out of artificial or natural components or parts
	create by organizing and linking ideas, arguments, or concepts
	create by linking linguistic units