1 verb prevent sb from succeeding TRANSITIVEstop a chur le c m ubac verb c m ucuir de dhroim seoil c m uthey did their best to thwart merinne siad a gcruinn dícheall stop a chur liom, rinne siad a ndícheall mé a chur de dhroim seoilhe was thwarted in his attemptcuireadh stop lena iarracht, bacadh a iarracht2 verb prevent sth TRANSITIVEstop a chur le c m ubac verb c m ucuir de dhroim seoil c m ushe thwarted the attackchuir sí stop leis an ionsaí, chuir sí an t-ionsaí de dhroim seoil