Synonyms for the word "fatigable" include "exhaustible", "wearying", and "tiring". These terms highlight the ability to experience fatigue or tiredness. "Exhaustible" relates to the capacity to be drained of energy and resources, while "wearying" suggests causing weariness or fatigue. Similarly, "tiring" denotes the act of becoming weary or fatigued. These synonyms encapsulate the concept of being susceptible to exhaustion or weariness, emphasizing the idea of limited energy or stamina. Whether one uses "fatigable", "exhaustible", "wearying" or "tiring", these terms all convey the notion of feeling tired or drained after exertion.