formulate vs redact

formulate is not a noun while redact is a noun.

Word	Noun	Adjective	Verb	Adverb
formulate	No	No	Yes	No
redact	Yes	No	Yes	No

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

Other hyponyms of formulate include ask, lexicalise, lexicalize, dogmatise, dogmatize, formularise, formularize, cast, couch, frame, put.

formulate (noun)	redact (noun)
	someone who puts text into appropriate form for publication

formulate (verb)	redact (verb)
put into words or an expression	prepare for publication or presentation by correcting, revising, or adapting
elaborate, as of theories and hypotheses	formulate in a particular style or language
come up with (an idea, plan, explanation, theory, or principle) after a mental effort
prepare according to a formula