Where does “κουτουράδα” come from?

κουτουράδα (Greek) comes from Greek κουτουρού, from Turkish götürü, from Ottoman Turkish كوتری, from Ottoman Turkish götürmek, from Old Turkic köt-.

κουτουράδα (Greek): stupidity, foolishness

Definitions

Step	Language	Word	Meaning
1	Greek	κουτουρού	—
2	Turkish	götürü	Where the price or fee is determined for the bulk of the items; lump sum
3	Ottoman Turkish	كوتری	at once, en bloc, in lump
4	Ottoman Turkish	götürmek	—
5	Old Turkic	köt-	—