create mentally vs create by mental act

create mentally and create by mental act both are verbs.

Word	Noun	Adjective	Verb	Adverb
create mentally	No	No	Yes	No
create by mental act	No	No	Yes	No

As verbs, create mentally and create by mental act are synonyms defined as:

create mentally and create by mental act: create mentally and abstractly rather than with one's hands

create mentally (verb)	create by mental act (verb)
create mentally and abstractly rather than with one's hands	create mentally and abstractly rather than with one's hands