aaghlenneyder (Manx) comes from Manx aaghlen, from Manx glen, from Old Irish glan, from Old Irish -e, from Old Irish lán, from Proto-Celtic ɸlānos, from Proto-Indo-European pl̥h₁nós, from Proto-Indo-European pleh₁- — to fill.
aaghlenneyder (Manx): refinery, refiner; purist