committal vs criminal offence

committal and criminal offence both are nouns.

Word	Noun	Adjective	Verb	Adverb
committal	Yes	No	No	No
criminal offence	Yes	No	No	No

As nouns, criminal offence is a hypernym of committal; that is, criminal offence is a word with a broader meaning than committal:

committal: the act of committing a crime
criminal offence: (criminal law) an act punishable by law; usually considered an evil act

Other hypernyms of committal include crime, criminal offense, law-breaking.

committal (noun)	criminal offence (noun)
the official act of consigning a person to confinement (as in a prison or mental hospital)	(criminal law) an act punishable by law; usually considered an evil act
the act of committing a crime