root vs nail

root and nail both are nouns.

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

root (noun)	nail (noun)
the embedded part of a bodily structure such as a tooth, nail, or hair	a thin pointed piece of metal that is hammered into materials as a fastener
(linguistics) the form of a word after all affixes are removed	horny plate covering and protecting part of the dorsal surface of the digits
a simple form inferred as the common basis from which related words in several languages can be derived by linguistic processes	a former unit of length for cloth equal to 1/16 of a yard
the set of values that give a true statement when substituted into an equation
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)	nail (verb)
take root and begin to grow	complete a pass
cause to take roots	attach something somewhere by means of nails
become settled or established and stable in one's residence or life style	take into custody
dig with the snout	hit with great force
plant by the roots	locate exactly
cheer for	succeed at easily
come into existence, originate	succeed in obtaining a position