precipitate vs come down

precipitate is a noun but come down is not a noun.

Word	Noun	Adjective	Verb	Adverb
precipitate	Yes	Yes	Yes	No
come down	No	No	Yes	No

As verbs, come down is a hypernym of precipitate; that is, come down is a word with a broader meaning than precipitate:

Other hypernyms of precipitate include descend, fall, go down.

As verbs, precipitate and come down are synonyms defined as:

Other synonyms of precipitate include fall.

precipitate (noun)	come down (noun)
a precipitated solid substance in suspension or after settling or filtering

precipitate (adjective)	come down (adjective)
done with very great haste and without due deliberation

precipitate (verb)	come down (verb)
separate as a fine suspension of solid particles	get sick
hurl or throw violently	be the essential element
bring about abruptly	criticize or reprimand harshly
fall vertically, sharply, or headlong	move downward and lower, but not necessarily all the way
fall from clouds	fall from clouds