root vs bark

root and bark both are nouns.

Word	Noun	Adjective	Verb	Adverb
root	Yes	No	Yes	No
bark	Yes	No	Yes	No

root (noun)	bark (noun)
the embedded part of a bodily structure such as a tooth, nail, or hair	a sailing ship with 3 (or more) masts
(linguistics) the form of a word after all affixes are removed	the sound made by a dog
a simple form inferred as the common basis from which related words in several languages can be derived by linguistic processes	a noise resembling the bark of a dog
the set of values that give a true statement when substituted into an equation	tough protective covering of the woody stems and roots of trees and other woody plants
the place where something begins, where it springs into being
someone from whom you are descended (but usually more remote than a grandparent)
(botany) the usually underground organ that lacks buds or leaves or nodes; absorbs water and mineral salts; usually it anchors the plant to the ground
a number that, when multiplied by itself some number of times, equals a given number

root (verb)	bark (verb)
take root and begin to grow	tan (a skin) with bark tannins
cause to take roots	make barking sounds
become settled or established and stable in one's residence or life style	speak in an unfriendly tone
dig with the snout	remove the bark of a tree
plant by the roots	cover with bark
cheer for
come into existence, originate