Ping-Pong vs trademark

Ping-Pong and trademark both are nouns.

Word	Noun	Adjective	Verb	Adverb
Ping-Pong	Yes	No	No	No
trademark	Yes	No	Yes	No

Ping-Pong (noun)	trademark (noun)
a game (trademark Ping-Pong) resembling tennis but played on a table with paddles and a light hollow ball	a distinctive characteristic or attribute of someone or something
	a formally registered symbol identifying the manufacturer or distributor of a product

Ping-Pong (verb)	trademark (verb)
	register the trademark of
	mark with a brand or trademark