frustrate vs scotch

frustrate is not a noun while scotch is a noun.

Word	Noun	Adjective	Verb	Adverb
frustrate	No	No	Yes	No
scotch	Yes	Yes	Yes	No

As verbs, frustrate and scotch are synonyms defined as:

frustrate and scotch: hinder or prevent (the efforts, plans, or desires) of

Other synonyms of frustrate include baffle, bilk, cross, foil, queer, spoil, thwart.

frustrate (noun)	scotch (noun)
	a slight surface cut (especially a notch that is made to keep a tally)

frustrate (adjective)	scotch (adjective)
	avoiding waste

frustrate (verb)	scotch (verb)
treat cruelly	make a small cut or score into
hinder or prevent (the efforts, plans, or desires) of	hinder or prevent (the efforts, plans, or desires) of