bear vs Ursidae

bear and Ursidae both are nouns.

Word	Noun	Adjective	Verb	Adverb
bear	Yes	No	Yes	No
Ursidae	Yes	No	No	No

bear (noun)	Ursidae (noun)
massive plantigrade carnivorous or omnivorous mammals with long shaggy coats and strong claws	bears and extinct related forms
an investor with a pessimistic market outlook; an investor who expects prices to fall and so sells now in order to buy later at a lower price

bear (verb)	Ursidae (verb)
be pregnant with
cause to be born
have on one's person
behave in a certain manner; show a certain behavior; conduct or comport oneself
put up with something or somebody unpleasant
move while holding up or supporting
support or hold in a certain manner
bring forth
maintain (a theory, thoughts, or feelings)
have rightfully; of rights, titles, and offices
bring in
take on as one's own the expenses or debts of another person
have
contain or hold; have within