1 verb annoy, irritate TRANSITIVEcuir as do c m ufearg a chur ar c m uthe delay really frustrated himchuir an mhoill as go mór dó2 verb thwart, prevent TRANSITIVEbac a chur ar c m ucuir ó rath c m ucosc a chur le c m utar trasna arour ambition was frustrated by povertychuir an bhochtaineacht cosc lenár n-uaillmhianunemployment frustrated the government's spending planschuir an dífhostaíocht pleananna caiteachais an rialtais ó rath