execute vs fulfil

execute and fulfil both are verbs.

Word	Noun	Adjective	Verb	Adverb
execute	No	No	Yes	No
fulfil	No	No	Yes	No

As verbs, execute and fulfil are synonyms defined as:

Other synonyms of execute include accomplish, action, carry out, carry through, fulfill.

execute (verb)	fulfil (verb)
sign in the presence of witnesses	fill, satisfy or meet a want or need or condition or restriction
put in effect	put in effect
carry out or perform an action	meet the requirements or expectations of
kill as a means of socially sanctioned punishment
murder in a planned fashion
carry out the legalities of
carry out a process or program, as on a computer or a machine