follow up vs follow out

follow up and follow out both are verbs.

Word	Noun	Adjective	Verb	Adverb
follow up	No	No	Yes	No
follow out	No	No	Yes	No

As verbs, follow up and follow out are synonyms defined as:

follow up and follow out: pursue to a conclusion or bring to a successful issue

Other synonyms of follow up include carry out, follow through, go through with, implement, put through.

follow up (verb)	follow out (verb)
pursue to a conclusion or bring to a successful issue	pursue to a conclusion or bring to a successful issue
increase the effectiveness or success of by further action