execute vs put to death

execute and put to death both are verbs.

Word	Noun	Adjective	Verb	Adverb
execute	No	No	Yes	No
put to death	No	No	Yes	No

As verbs, execute and put to death are synonyms defined as:

execute and put to death: kill as a means of socially sanctioned punishment

execute (verb)	put to death (verb)
sign in the presence of witnesses	kill as a means of socially sanctioned punishment
put in effect
carry out or perform an action
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