branch vs confluent

branch and confluent both are nouns.

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

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

Other hyponyms of branch include billabong, distributary, affluent, feeder, tributary.

branch (noun)	confluent (noun)
any projection that is thought to resemble a human arm	a branch that flows into the main stream
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

branch (adjective)	confluent (adjective)
	flowing together

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