furcate vs twig

furcate is not a noun while twig is a noun.

Word	Noun	Adjective	Verb	Adverb
furcate	No	No	Yes	No
twig	Yes	No	Yes	No

As verbs, twig is a hyponym of furcate; that is, twig is a word with a more specific, narrower meaning than furcate:

Other hyponyms of furcate include arborise, arborize, bifurcate, trifurcate.

furcate (noun)	twig (noun)
	a small branch or division of a branch (especially a terminal division); usually applied to branches of the current or preceding year

furcate (verb)	twig (verb)
divide into two or more branches so as to form a fork	branch out in a twiglike manner
	understand, usually after some initial difficulty