exerted; exerting; exerts
Definition of exert
1a
: to put forth (strength, effort, etc.)
the force is exerted sideways
b
: to put (oneself) into action or to tiring effort
won't have to exert himself moving the table
2
: to bring to bear especially with sustained effort or lasting effect
exerted a bad influence on his students
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Merriam-Webster unabridged
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Time Traveler for exert
The first known use of exert was circa 1630
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