crime vs criminal offense

crime and criminal offense both are nouns.

Word	Noun	Adjective	Verb	Adverb
crime	Yes	No	No	No
criminal offense	Yes	No	No	No

As nouns, crime and criminal offense are synonyms defined as:

crime and criminal offense: (criminal law) an act punishable by law; usually considered an evil act

Other synonyms of crime include criminal offence, law-breaking.

crime (noun)	criminal offense (noun)
(criminal law) an act punishable by law; usually considered an evil act	(criminal law) an act punishable by law; usually considered an evil act
an evil act not necessarily punishable by law