unnütz unnötig
inutile sans résultat inutilement
useless pointless uselessly, pointlessly
inútil sem resultado inutilmente
dat war en onnëtzen Effort!
https://lod.lu/uploads/examples/OGG/91/91a94ba32130da480e43c59547d62f57.ogg
https://lod.lu/uploads/examples/AAC/91/91a94ba32130da480e43c59547d62f57.m4a
dir hutt d' Saach 1 onnëtz an d' Längt 1 gezunn
zwecklos