wrench vs injure

wrench is a noun but injure is not a noun.

Word	Noun	Adjective	Verb	Adverb
wrench	Yes	No	Yes	No
injure	No	No	Yes	No

As verbs, injure is a hypernym of wrench; that is, injure is a word with a broader meaning than wrench:

Other hypernyms of wrench include wound.

wrench (noun)	injure (noun)
a hand tool that is used to hold or twist a nut or bolt
a jerky pulling movement
a sharp strain on muscles or ligaments

wrench (verb)	injure (verb)
twist suddenly so as to sprain	cause injuries or bodily harm to
twist or pull violently or suddenly, especially so as to remove (something) from that to which it is attached or from where it originates	cause damage or affect negatively
twist and compress, as if in pain or anguish	hurt the feelings of
make a sudden twisting motion