give birth vs create mentally

give birth and create mentally both are verbs.

Word	Noun	Adjective	Verb	Adverb
give birth	No	No	Yes	No
create mentally	No	No	Yes	No

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

give birth: create or produce an idea
create mentally: create mentally and abstractly rather than with one's hands

Other hypernyms of give birth include create by mental act.

give birth (verb)	create mentally (verb)
cause to be born	create mentally and abstractly rather than with one's hands
create or produce an idea