vegetate vs slow down

vegetate and slow down both are verbs.

Word	Noun	Adjective	Verb	Adverb
vegetate	No	No	Yes	No
slow down	No	No	Yes	No

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

Other hypernyms of vegetate include decompress, loosen up, relax, unbend, unwind.

vegetate (verb)	slow down (verb)
engage in passive relaxation	become less tense, rest, or take one's ease
propagate asexually	lose velocity; move more slowly
grow like a plant	become slow or slower
produce vegetation	reduce the speed of
establish vegetation on	cause to proceed more slowly
grow or spread abnormally
lead a passive existence without using one's body or mind