tiresome(causing fatigue or boredom) adjective [UK: ˈtaɪə.səm] [US: ˈtaɪər.səm]
tiring(that tires or tire) adjective [UK: ˈtaɪər.ɪŋ] [US: ˈtaɪr.ɪŋ]Going to school during the rush hour is tiring and unpleasant. = Ir al colegio en horario punta es cansador y desagradable.