care vs dispose of

care is a noun but dispose of is not a noun.

Word	Noun	Adjective	Verb	Adverb
care	Yes	No	Yes	No
dispose of	No	No	Yes	No

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

care (noun)	dispose of (noun)
activity involved in maintaining something in good working order
the work of providing treatment for or attending to someone or something
attention and management implying responsibility for safety
judiciousness in avoiding harm or danger
a cause for feeling concern
an anxious feeling

care (verb)	dispose of (verb)
to hope, to desire or to prefer to have something, or to do something	deal with or settle
feel concern or interest
be concerned with
be in charge of, act on, or dispose of
provide care for