Synset

temporary loss of strength and energy resulting from hard physical or mental work
<noun.state>   freq. cnt.: 6 freq. cnt.: 4 freq. cnt.: 2

fatigue

tiredness

weariness

sample sentences

"he was hospitalized for extreme fatigue"
"growing fatigue was apparent from the decline in the execution of their athletic skills"
"weariness overcame her after twelve hours and she fell asleep"