rewrite vs pen

rewrite and pen both are nouns.

Word	Noun	Adjective	Verb	Adverb
rewrite	Yes	No	Yes	No
pen	Yes	No	Yes	No

As verbs, pen is a hypernym of rewrite; that is, pen is a word with a broader meaning than rewrite:

Other hypernyms of rewrite include compose, indite, write.

rewrite (noun)	pen (noun)
something that has been written again	female swan
	a writing implement with a point from which ink flows
	an enclosure for confining livestock
	a correctional institution for those convicted of major crimes
	a portable enclosure in which babies may be left to play

rewrite (verb)	pen (verb)
write differently; alter the writing of	produce a literary work
rewrite so as to make fit to suit a new or different purpose