epicheirema vs syllogism

epicheirema and syllogism both are nouns.

Word	Noun	Adjective	Verb	Adverb
epicheirema	Yes	No	No	No
syllogism	Yes	No	No	No

As nouns, syllogism is a hypernym of epicheirema; that is, syllogism is a word with a broader meaning than epicheirema:

epicheirema: a syllogism in which some statement supporting one or both of the premises is introduced with the premises themselves.
syllogism: deductive reasoning in which a conclusion is derived from two premises

epicheirema (noun)	syllogism (noun)
a syllogism in which some statement supporting one or both of the premises is introduced with the premises themselves.	deductive reasoning in which a conclusion is derived from two premises