compute vs add

compute and add both are verbs.

Word	Noun	Adjective	Verb	Adverb
compute	No	No	Yes	No
add	No	No	Yes	No

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

compute (verb)	add (verb)
make a mathematical calculation or computation	make an addition (to); join or combine or unite with others; increase the quality, quantity, size or scope of
	make an addition by combining numbers
	determine the sum of
	state or say further
	bestow a quality on
	constitute an addition