trademark vs Hoover

trademark and Hoover both are nouns.

Word	Noun	Adjective	Verb	Adverb
trademark	Yes	No	Yes	No
Hoover	Yes	No	No	No

trademark (noun)	Hoover (noun)
a distinctive characteristic or attribute of someone or something	a kind of vacuum cleaner
a formally registered symbol identifying the manufacturer or distributor of a product	31st President of the United States; in 1929 the stock market crashed and the economy collapsed and Hoover was defeated for reelection by Franklin Roosevelt (1874-1964)
	United States lawyer who was director of the FBI for 48 years (1895-1972)
	United States industrialist who manufactured vacuum cleaners (1849-1932)

trademark (verb)	Hoover (verb)
register the trademark of
mark with a brand or trademark