δανάκη

A. Persian coin, worth rather more than an obol: hence, the coin buried with a corpse as Charon's fee, Call. Fr. 110, Poll. 9.82, Hsch. EM 247.41: Dim. δανάκιον, τό, prob. in Suid. (Pers. dānak.)
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
An open-access project