Answer:

reneges

Answer	Crossword Clue
RENEGES	Goes back (on)
RENEGES	Breaks a promise
RENEGES	Goes back

RENEGES	Commits an act of betrayal, maybe
RENEGES	Doesn't come through
RENEGES	Plays the wrong card
RENEGES	Suit mistakes
RENEGES	Takes back
RENEGES	Plays an improper card
RENEGES	Backs out
RENEGES	Goes back on one's word

RENEGES	Doesn't follow through
RENEGES	Weasels out
RENEGES	Doesn't keep a promise
RENEGES	Fails to come through
RENEGES	Doesn't follow suit when able to
RENEGES	Breaks a promise.
RENEGES	Revokes.
RENEGES	Misplays.

RENEGES	Welshes on a promise.
RENEGES	Breaks one's promise.
RENEGES	Breaks faith: Colloq.
RENEGES	Fails on a promise.
RENEGES	Goes back on a promise.
RENEGES	Backs out.
RENEGES	Makes a bridge faux pas.
RENEGES	Fails to follow suit.

RENEGES	Faux pas at bridge.
RENEGES	Breaks one's word.
RENEGES	Fails to keep a promise
RENEGES	Goes back on a promise
RENEGES	Makes a bridge violation
RENEGES	Takes back, with "on"
RENEGES	Cops out
RENEGES	Doesn't properly follow through

RENEGES	Heart failures?
RENEGES	Commits a faux pas at the bridge table
RENEGES	Goes back on
RENEGES	Fails to follow suit in bridge
RENEGES	Plays the wrong suit