1 adjective difficult to resolvecasta adj3 c m uciotach adj1 c m uit's a vexing issueceist chasta í, ceist chiotach atá inti2 adjective annoying, irritatingthat drilling noise is really vexingcrá croí amach is amach an druileáil sinI find some of his music vexingcuireann cuid dá chuid ceoil isteach orm