Collins Russian Dictionary 2nd Edition © HarperCollins Publishers 2000, 1997:
yen [jɛn] n (currency) ие́на; (craving)
yen for страсть f к +dat
yen to do стра́стное жела́ние +infin
* is used to mark translations which have irregular inflections. The Russian-English side of the dictionary gives inflectional information.
Русский: