Exert - v. t. To thrust forth; to emit; to push out.
Exert - v. t. To put force, ability, or anything of the nature of an
active faculty; to put in vigorous action; to bring into active
operation; as, to exert the strength of the body, limbs, faculties, or
imagination; to exert the mind or the voice.
Exert - v. t. To put forth, as the result or exercise of effort; to
bring to bear; to do or perform.