reprieve vs rescue

reprieve and rescue both are nouns.

Word	Noun	Adjective	Verb	Adverb
reprieve	Yes	No	Yes	No
rescue	Yes	No	Yes	No

As verbs, rescue is a hypernym of reprieve; that is, rescue is a word with a broader meaning than reprieve:

Other hypernyms of reprieve include deliver.

reprieve (noun)	rescue (noun)
the act of reprieving; postponing or remitting punishment	recovery or preservation from loss or danger
a warrant granting postponement (usually to postpone the execution of the death sentence)
an interruption in the intensity or amount of something
a (temporary) relief from harm or discomfort

reprieve (verb)	rescue (verb)
relieve temporarily	take forcibly from legal custody
postpone the punishment of a convicted criminal, such as an execution	free from harm or evil