Tiredness/ˈtaɪərdnəs/ Definition 1 of 3Pro Tip 1/3Physical Activity Used when referring to weariness after exercises like sports or manual labor. The football match left me drowning in tiredness. Pro Tip 2/3Emotional Impact Indicates emotional fatigue, such as after a stressful situation or event. The grief brought a wave of tiredness over the family. Pro Tip 3/3Mental Strain When related to cognitive tasks like studying or problem-solving. Finishing the puzzle left an unexpected tiredness in its wake.