Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun fatigability
1 sense of fatigability
Sense 1
fatigability -- (susceptibility to fatigue; a tendency to get tired or lose strength)
=> weakness -- (the property of lacking physical or mental strength; liability to failure under pressure or stress or strain; "his weakness increased as he became older"; "the weakness of the span was overlooked until it collapsed")