Following are all the blunder like words, in the list below.
BLOOPER
100% like blunder
BUNGLE
100% like blunder
BOTCH
100% like blunder
FLUB
100% like blunder
BOO-BOO
100% like blunder
FOUL UP
100% like blunder
BOTCH UP
100% like blunder
MUCK UP
100% like blunder
FUMBLE
100% like blunder
GOOF
100% like blunder
TRIP UP
100% like blunder
LOUSE UP
100% like blunder
BOLLOCKS UP
100% like blunder
MESS UP
100% like blunder
SLIP UP
99.99% like blunder
BOLLIX
99.99% like blunder
MISHANDLE
99.99% like blunder
FOUL-UP
99.99% like blunder
STUMBLE
99.98% like blunder
BOOB
99.98% like blunder
MISDOING
99.97% like blunder
SIN
99.97% like blunder
SCREW UP
99.93% like blunder
SPOIL
99.89% like blunder
BLOW
99.85% like blunder
BONER
99.79% like blunder
BALL UP
99.77% like blunder
BOLLOCKS
99.7% like blunder
FLUFF
99.7% like blunder
BOBBLE
99.5% like blunder
MUFF
99.49% like blunder
BOLLIX UP
66.72% like blunder
GAFFE
66.72% like blunder
ERR
66.72% like blunder
SLIP-UP
66.71% like blunder
FOLLY
66.7% like blunder
FOOLISHNESS
66.7% like blunder
STUPID
66.7% like blunder
FAULT
66.7% like blunder
STUPIDITY
66.7% like blunder
MISCONDUCT
66.7% like blunder
SILLY
66.69% like blunder
MISTAKE
66.68% like blunder
FAILED
66.68% like blunder
ERROR
66.68% like blunder
MISCONCEPTION
66.68% like blunder
LACK
66.68% like blunder
ACCIDENT
66.65% like blunder
FALLACY
66.64% like blunder
FLAW
66.53% like blunder
BEAST
66.29% like blunder
MISCUE
65.85% like blunder
MISSTEP
33.45% like blunder
MISJUDGEMENT
33.44% like blunder
MISJUDGMENT
33.44% like blunder
SCREWUP
33.44% like blunder
MISCALCULATION
33.44% like blunder
BUNGLING
33.44% like blunder
MISTAKES
33.44% like blunder
MISHAP
33.44% like blunder
BLUNDERINGS
33.44% like blunder
SNAFU
33.44% like blunder
FIASCO
33.44% like blunder
GAFFES
33.44% like blunder
MISJUDGMENTS
33.44% like blunder
DISASTROUS
33.44% like blunder
SLIPUP
33.44% like blunder
MISJUDGEMENTS
33.44% like blunder
DEBACLE
33.44% like blunder
MISSTEPS
33.44% like blunder
UNFORGIVABLE
33.44% like blunder
INDISCRETION
33.44% like blunder
DISASTER
33.44% like blunder
MISADVENTURE
33.44% like blunder
BLUNDERERS
33.44% like blunder
CALAMITY
33.44% like blunder
MISDEED
33.44% like blunder
CATASTROPHE
33.44% like blunder
CALAMITOUS
33.44% like blunder
MISUNDERSTANDING
33.44% like blunder
MISSTATEMENT
33.44% like blunder
MISCALCULATIONS
33.44% like blunder
INEPTITUDE
33.44% like blunder
ERRORS
33.44% like blunder
SHORTCOMING
33.44% like blunder
EMBARRASSING
33.44% like blunder
BONEHEADED
33.44% like blunder
GOOFS
33.44% like blunder
PRATFALL
33.44% like blunder
INEPTNESS
33.44% like blunder
FLUBS
33.44% like blunder
BONEHEAD
33.44% like blunder
FOIBLE
33.44% like blunder
GAFF
33.44% like blunder
INEXCUSABLE
33.44% like blunder
IMBROGLIO
33.44% like blunder
HOWLER
33.44% like blunder
BOTCHED
33.44% like blunder
PITFALL
33.44% like blunder
MESS
33.44% like blunder