threat vs commination

threat and commination both are nouns.

Word	Noun	Adjective	Verb	Adverb
threat	Yes	No	No	No
commination	Yes	No	No	No

As nouns, commination is a hyponym of threat; that is, commination is a word with a more specific, narrower meaning than threat:

threat: declaration of an intention or a determination to inflict harm on another
commination: a threat of divine punishment or vengeance

Other hyponyms of threat include menace.

threat (noun)	commination (noun)
a warning that something unpleasant is imminent	a threat of divine punishment or vengeance
declaration of an intention or a determination to inflict harm on another	prayers proclaiming God's anger against sinners; read in the Church of England on Ash Wednesday
a person who inspires fear or dread
something that is a source of danger