chill vs depress

chill is a noun but depress is not a noun.

Word	Noun	Adjective	Verb	Adverb
chill	Yes	No	Yes	No
depress	No	No	Yes	No

As verbs, depress is a hypernym of chill; that is, depress is a word with a broader meaning than chill:

Other hypernyms of chill include cast down, deject, demoralise, demoralize, dismay, dispirit, get down.

chill (noun)	depress (noun)
coldness due to a cold environment
a sudden numbing dread
an almost pleasurable sensation of fright
a sensation of cold that often marks the start of an infection and the development of a fever

chill (verb)	depress (verb)
loose heat	lessen the activity or force of
make cool or cooler	press down
depress or discourage	cause to drop or sink
	lower someone's spirits; make downhearted
	lower (prices or markets)