trademark vs Kitty Litter

trademark and Kitty Litter both are nouns.

Word	Noun	Adjective	Verb	Adverb
trademark	Yes	No	Yes	No
Kitty Litter	Yes	No	No	No

trademark (noun)	Kitty Litter (noun)
a distinctive characteristic or attribute of someone or something	granulated clay; placed in a container where it absorbs the waste products of a cat or dog
a formally registered symbol identifying the manufacturer or distributor of a product

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