exerting pressure on a government requires certainty and accuracy.
And he is fighting back by exerting control over his media empire.
You must work standing up, bending over, and exerting yourself most or all of the time.
1660s, "thrust forth, push out," from Latin exertus/exsertus, past participle of exerere/exserere "thrust out, put forth," from ex- "out" (see ex-) + serere "attach, join" (see series). Meaning "put into use" is 1680s. Related: Exerted; exerting.