semisynthetic vs man-made

semisynthetic and man-made both are adjectives.

Word	Noun	Adjective	Verb	Adverb
semisynthetic	No	Yes	No	No
man-made	No	Yes	No	No

As adjectives, semisynthetic and man-made are synonyms defined as:

semisynthetic and man-made: not of natural origin; prepared or made artificially

Other synonyms of semisynthetic include synthetic.

semisynthetic (adjective)	man-made (adjective)
not of natural origin; prepared or made artificially	not of natural origin; prepared or made artificially