twinge vs tweak

twinge and tweak both are nouns.

Word	Noun	Adjective	Verb	Adverb
twinge	Yes	No	Yes	No
tweak	Yes	No	Yes	No

As verbs, tweak is a hyponym of twinge; that is, tweak is a word with a more specific, narrower meaning than twinge:

Other hyponyms of twinge include goose.

twinge (noun)	tweak (noun)
a sharp stab of pain	a squeeze with the fingers
a sudden sharp feeling

twinge (verb)	tweak (verb)
squeeze tightly between the fingers	adjust finely
cause a stinging pain	to be under the influence of methamphetamine
feel a sudden sharp, local pain	pull or pull out sharply
	pinch or squeeze sharply