Answer:

DEBUNK

Answer	Crossword Clue
DEBUNK	Expose, as a falsehood
DEBUNK	Show to be guff
DEBUNK	Expose as false

DEBUNK	Expose
DEBUNK	Expose a charlatan
DEBUNK	Expose as a fraud
DEBUNK	Poke full of holes
DEBUNK	Show to be a hoax
DEBUNK	Show to be false
DEBUNK	Strip of false sentiments: Slang.
DEBUNK	Show to be untrue: Slang.

DEBUNK	Expose false claims: Colloq.
DEBUNK	Expose: Colloq.
DEBUNK	Strip of false claims
DEBUNK	Act the iconoclast
DEBUNK	Attack, as false science
DEBUNK	Expose false claims
DEBUNK	Prove fake
DEBUNK	Show up