Phrasal VerbBriathra Frásacha1 (v + adv) surface of waterintransitiveneamhaistreachtéigh faoi uiscegabh faoi uiscemy foot slipped and I went undersciorr mo chos agus chuaigh mé faoi uisce2 (v + adv) go out of businessintransitiveneamhaistreachclisverbcmumany businesses are going undertá ag cliseadh ar go leor gnólachtaí, tá ag teip ar go leor gnólachtaí3 (v + adv) fail to surviveintransitiveneamhaistreachhe went under within a weekcailleadh laistigh de sheachtain é, fuair sé bás laistigh de sheachtain, níor mhair sé seachtainyou have to learn fast or you'll go underní mór foghlaim go tapa nó beidh tú caillte4 (v + adv) succumb to effect of anaestheticintransitiveneamhaistreachan mothú a chailleadhcmu5 (v + prep) name, titletransitiveaistreachthey went under the name of rappareesropairí a thugtaí orthu→ go