unvernünftig

listen to the pronunciation of unvernünftig
German - Turkish
akılsız, izansız
{'unfernünftih} akılsız,mantıksız
makul olmayan
German - English
unreasonable

Your demands are unreasonable. - Eure Forderungen sind unvernünftig.

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

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