unvernünftig

listen to the pronunciation of unvernünftig
Almanca - Türkçe
akılsız, izansız
{'unfernünftih} akılsız,mantıksız
makul olmayan
Almanca - İngilizce
unreasonable

He's not an unreasonable man. - Er ist kein unvernünftiger Mann.

He cannot have said such an unreasonable thing. - Er kann so etwas Unvernünftiges nicht gesagt haben.

frivolous (activity)
irrational
harebrained
unreasonably
unsound
senseless
irrationally
ill-advised