short-circuit vs scotch

short-circuit is not a noun while scotch is a noun.

Word	Noun	Adjective	Verb	Adverb
short-circuit	No	No	Yes	No
scotch	Yes	Yes	Yes	No

As verbs, scotch is a hypernym of short-circuit; that is, scotch is a word with a broader meaning than short-circuit:

Other hypernyms of short-circuit include baffle, bilk, cross, foil, frustrate, queer, spoil, thwart.

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

short-circuit (adjective)	scotch (adjective)
	avoiding waste

short-circuit (verb)	scotch (verb)
avoid something unpleasant or laborious	make a small cut or score into
create a short circuit in	hinder or prevent (the efforts, plans, or desires) of
hamper the progress of; impede