open up vs afford

open up and afford both are verbs.

Word	Noun	Adjective	Verb	Adverb
open up	No	No	Yes	No
afford	No	No	Yes	No

As verbs, afford is a hypernym of open up; that is, afford is a word with a broader meaning than open up:

Other hypernyms of open up include give, yield.

open up (verb)	afford (verb)
make available	be able to spare or give up
become available	be the cause or source of
talk freely and without inhibition	afford access to
cause to open or to become open	have the financial means to do something or buy something
become open
open up an area or prepare a way
start to operate or function or cause to start operating or functioning