The Collaborative International Dictionary
Falsifier
Falsifier \Fal"si*fi`er\, n. One who falsifies, or gives to a thing a deceptive appearance; a liar.
Wiktionary
falsifier
n. One that falsify.
WordNet
falsifier
n. someone who falsifies
Usage examples of "falsifier".
The modern inhabitants are confiscators and falsifiers of high repute, if gossip speaks truly concerning them, and I freely believe it does.