betrayer (zn):
A person who says one thing and does another
judas, verrader, versliegeraar
betrayer (zn):
One who reveals confidential information in return for money
informant, aanbrenger, aangever, klikker, klikspaan, sycofant, tipgever, verklikker, verlinker
Via: Ensyns.nl
Via: Memodata.com