ply vs black market

ply and black market both are nouns.

Word	Noun	Adjective	Verb	Adverb
ply	Yes	No	Yes	No
black market	Yes	No	Yes	No

ply (noun)	black market (noun)
(usually in combinations) one of several layers of cloth or paper or wood as in plywood	an illegal market in which goods or currencies are bought and sold in violation of rationing or controls
one of the strands twisted together to make yarn or rope or thread; often used in combination	people who engage in illicit trade

ply (verb)	black market (verb)
give what is desired or needed, especially support, food or sustenance	deal in illegally, such as arms or liquor
use diligently
wield vigorously
join together as by twisting, weaving, or molding
travel a route regularly
apply oneself diligently