gloss vs rub

gloss and rub both are nouns.

Word	Noun	Adjective	Verb	Adverb
gloss	Yes	No	Yes	No
rub	Yes	No	Yes	No

gloss (noun)	rub (noun)
the property of being smooth and shiny	the act of rubbing or wiping
an outward or token appearance or form that is deliberately misleading	an unforeseen obstacle
an explanation or definition of an obscure word in a text
an alphabetical list of technical terms in some specialized field of knowledge; usually published as an appendix to a text on that field

gloss (verb)	rub (verb)
provide an interlinear translation of a word or phrase	move over something with pressure
provide interlinear explanations for words or phrases	cause friction
give a deceptive explanation or excuse for	scrape or rub as if to relieve itching
give a shine or gloss to, usually by rubbing