categorem vs syncategorem

categorem and syncategorem both are nouns.

Word	Noun	Adjective	Verb	Adverb
categorem	Yes	No	No	No
syncategorem	Yes	No	No	No

categorem (noun)	syncategorem (noun)
a categorematic expression; a term capable of standing alone as the subject or predicate of a logical proposition	a syncategorematic expression; a word that cannot be used alone as a term in a logical proposition