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“exertion”
exertion
1. The use of physical or mental energy; hard work.
2. The act or an instance of exerting, especially a strenuous effort.
2. The act or an instance of exerting, especially a strenuous effort.
A unit related to:
“exertion”
(Greek: toil, labor, work hard, fatigue; exertion; also, suffering, pain)