Leaker
Wiktionary, Creative Commons Attribution/Share-Alike License
noun.
Somebody who
leaks
information
.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
a surreptitious informant
Word Usage
"Clearly, the patriots need to find out who this leaker is and destroy him."
Hypernym
Words that are more generic or abstract
informant
source
Rhyme
Words with the same terminal sound
Speaker
beaker
bleaker
meaker
meeker