saw wood vs respire

saw wood and respire both are verbs.

Word	Noun	Adjective	Verb	Adverb
saw wood	No	No	Yes	No
respire	No	No	Yes	No

As verbs, respire is a hypernym of saw wood; that is, respire is a word with a broader meaning than saw wood:

Other hypernyms of saw wood include breathe, suspire, take a breath.

saw wood (verb)	respire (verb)
breathe noisily during one's sleep	draw air into, and expel out of, the lungs
	undergo the biomedical and metabolic processes of respiration by taking up oxygen and producing carbon monoxide
	breathe easily again, as after exertion or anxiety