short-circuit vs thwart

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

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

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

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

short-circuit (noun)	thwart (noun)
	a crosspiece spreading the gunnels of a boat; used as a seat in a rowboat

short-circuit (verb)	thwart (verb)
avoid something unpleasant or laborious	hinder or prevent (the efforts, plans, or desires) of
create a short circuit in
hamper the progress of; impede