implement vs follow up

implement is a noun but follow up is not a noun.

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

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

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

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

implement (noun)	follow up (noun)
instrumentation (a piece of equipment or tool) used to effect an end

implement (verb)	follow up (verb)
pursue to a conclusion or bring to a successful issue	pursue to a conclusion or bring to a successful issue
ensure observance of laws and rules	increase the effectiveness or success of by further action
apply in a manner consistent with its purpose or design