bear vs birth

bear and birth both are nouns.

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

As verbs, birth is a hypernym of bear; that is, birth is a word with a broader meaning than bear:

Other hypernyms of bear include bear, deliver, give birth, have.

As verbs, bear and birth are synonyms defined as:

Other synonyms of bear include deliver, give birth, have.

bear (noun)	birth (noun)
massive plantigrade carnivorous or omnivorous mammals with long shaggy coats and strong claws	the event of being born
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	a baby born; an offspring
	the process of giving birth
	the kinship relation of an offspring to the parents
	the time when something begins (especially life)

bear (verb)	birth (verb)
be pregnant with	cause to be born
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