branching vs ramate

branching is a noun but ramate is not a noun.

Word	Noun	Adjective	Verb	Adverb
branching	Yes	Yes	No	No
ramate	No	Yes	No	No

As adjectives, branching and ramate are synonyms defined as:

Other synonyms of branching include branched, ramose, ramous.

branching (noun)	ramate (noun)
the act of branching out or dividing into branches

branching (adjective)	ramate (adjective)
having branches	having branches
resembling the branches of a tree