WEARINESS
fatigue, weariness, tiredness
(noun) temporary loss of strength and energy resulting from hard physical or mental work; “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”
Source: WordNet® 3.1
Etymology
Noun
weariness (usually uncountable, plural wearinesses)
Exhaustion, fatigue or tiredness.
A lack of interest or excitement.
Synonyms
• defatigation
• fatigue
Source: Wiktionary
Wea"ri*ness, n.
Definition: The quality or state of being weary or tried; lassitude;
exhaustion of strength; fatigue.
With weariness and wine oppressed. Dryden.
A man would die, though he were neither valiant nor miserable, only
upon a weariness to do the same thing so oft over and over. Bacon.
Source: Webster’s Unabridged Dictionary 1913 Edition