off-white vs pearl

off-white and pearl both are nouns.

Word	Noun	Adjective	Verb	Adverb
off-white	Yes	Yes	No	No
pearl	Yes	No	Yes	No

As nouns, off-white and pearl are synonyms defined as:

Other synonyms of off-white include bone, ivory.

off-white (noun)	pearl (noun)
a shade of white the color of bleached bones	a shade of white the color of bleached bones
	a smooth lustrous round structure inside the shell of a clam or oyster; much valued as a jewel
	a shape that is spherical and small

off-white (adjective)	pearl (adjective)
of something having a color tending toward white

off-white (verb)	pearl (verb)
	gather pearls, from oysters in the ocean