write down vs take down

write down and take down both are verbs.

Word	Noun	Adjective	Verb	Adverb
write down	No	No	Yes	No
take down	No	No	Yes	No

As verbs, take down is a hyponym of write down; that is, take down is a word with a more specific, narrower meaning than write down:

Other hyponyms of write down include transcribe, notate, dash down, dash off, note.

write down (verb)	take down (verb)
reduce the estimated value of something	make a written note of
put down in writing; of texts, musical compositions, etc.	tear down so as to make flat with the ground
	reduce in worth or character, usually verbally
	move something or somebody to a lower position