brachium vs branch

brachium and branch both are nouns.

Word	Noun	Adjective	Verb	Adverb
brachium	Yes	No	No	No
branch	Yes	No	Yes	No

As nouns, branch is a hypernym of brachium; that is, branch is a word with a broader meaning than brachium:

Other hypernyms of brachium include leg, ramification.

brachium (noun)	branch (noun)
(biology) a branching or armlike part of an animal	any projection that is thought to resemble a human arm
	a division of some larger or more complex organization
	a stream or river connected to a larger one
	a natural consequence of development
	a division of a stem, or secondary stem arising from the main stem of a plant
	a part of a forked or branching shape

brachium (verb)	branch (verb)
	divide into two or more branches so as to form a fork
	grow and send out branches or branch-like structures