comportment vs bearing

comportment and bearing both are nouns.

Word	Noun	Adjective	Verb	Adverb
comportment	Yes	No	No	No
bearing	Yes	Yes	No	No

As nouns, comportment and bearing are synonyms defined as:

Other synonyms of comportment include mien, presence.

comportment (noun)	bearing (noun)
dignified manner or conduct	a rotating support placed between moving parts to allow them to move easily
	heraldry consisting of a design or image depicted on a shield
	dignified manner or conduct
	characteristic way of bearing one's body
	the direction or path along which something moves or along which it lies
	relevant relation or interconnection

comportment (adjective)	bearing (adjective)
	(of a structural member) withstanding a weight or strain