Following are all the halfwittery like words, in the list below.
HALF-WIT
100% like halfwittery
DIMWITTERY
100% like halfwittery
HALF-NATURAL
99.99% like halfwittery
NITWITTERY
99.99% like halfwittery
RETARDATION
99.98% like halfwittery
IDIOTISM
99.98% like halfwittery
UNWIT
99.98% like halfwittery
DIMWIT
99.97% like halfwittery
SLOPPERY
99.97% like halfwittery
STUPIDICY
99.96% like halfwittery
DISENSANITY
99.96% like halfwittery
CACK-HANDEDNESS
99.96% like halfwittery
IDIOTACY
99.95% like halfwittery
IDIOTICY
99.95% like halfwittery
LACKWIT
99.94% like halfwittery
HALF-MEASURE
99.94% like halfwittery
NIMWIT
99.94% like halfwittery
UNDERWIT
99.93% like halfwittery
NOT THE SHARPEST TOOL IN THE BOX
99.93% like halfwittery
BĂȘTISE
99.92% like halfwittery
NOT THE SHARPEST TOOL IN THE SHED
99.92% like halfwittery
LUNACY
99.92% like halfwittery
PRATTERY
99.91% like halfwittery
WRETCHLESSNESS
99.91% like halfwittery
SLAPDASHERY
99.9% like halfwittery
INSIPIENCE
99.9% like halfwittery
DOTAGE
99.9% like halfwittery
INANITY
99.89% like halfwittery
UNINTELLIGENCE
99.89% like halfwittery
APHRONIA
99.88% like halfwittery
UNTHRIFTIHEAD
99.88% like halfwittery
WITTICASTER
99.88% like halfwittery
JACKASSISM
99.87% like halfwittery
UNWISDOM
99.87% like halfwittery
FORESIGHTLESSNESS
99.86% like halfwittery
DESIPIENCE
99.86% like halfwittery
CRACKPOTTERY
99.86% like halfwittery
ANTIWISDOM
99.85% like halfwittery
FOLLY
99.85% like halfwittery
SLACK-HANDED
99.84% like halfwittery
RUDITY
99.84% like halfwittery
FATUOUSNESS
99.84% like halfwittery
NUGACITY
99.83% like halfwittery
UNSKILFULNESS
99.83% like halfwittery
DISHUMOUR
99.82% like halfwittery
BACKHANDEDNESS
99.82% like halfwittery
NONSENSE
99.82% like halfwittery
FOOLISHMENT
99.81% like halfwittery
NIMBECILE
99.81% like halfwittery
IDIOCY
99.8% like halfwittery
LAZYITIS
99.8% like halfwittery
ALMOST
99.8% like halfwittery
AFTERWIT
99.79% like halfwittery
SEMIMUTE
99.79% like halfwittery
VACANCY
99.78% like halfwittery
DONKEYISM
99.78% like halfwittery
UNCONNING
99.78% like halfwittery
TWO LEFT HANDS
99.77% like halfwittery
NEGLECTION
99.77% like halfwittery
FATUITY
99.76% like halfwittery
FALTERING
99.76% like halfwittery
UNPROFICIENCY
99.76% like halfwittery
LACK-LEARNING
99.75% like halfwittery
ARTIFICIAL STUPIDITY
99.75% like halfwittery
SUBMORON
99.74% like halfwittery
WITWANTON
99.74% like halfwittery
FIMBLE-FAMBLE
99.74% like halfwittery
HALF-TRUTH
99.73% like halfwittery
MISMANNERS
99.73% like halfwittery
SLOPWORK
99.72% like halfwittery
ASTONISHMENT
99.72% like halfwittery
BUNGLING
99.72% like halfwittery
IMPROFICIENCY
99.71% like halfwittery
INCIRCUMSPECTION
99.71% like halfwittery
IMBECILITY
99.7% like halfwittery
UNSKILL
99.7% like halfwittery
BAD JOKE
99.7% like halfwittery
MONKEYISM
99.69% like halfwittery
INEXPERTISE
99.69% like halfwittery
UNCIRCUMSPECTION
99.68% like halfwittery
FIDDLE-FADDLE
99.68% like halfwittery
IMPROFICIENCE
99.68% like halfwittery
GLUM
99.67% like halfwittery
HYPERMORON
99.67% like halfwittery
UNLOGIC
99.66% like halfwittery
DUNCE
99.66% like halfwittery
NONABILITY
99.66% like halfwittery
QUIDNUNCERY
99.65% like halfwittery
NINCOMPOOPERY
99.65% like halfwittery
ADDLE-BRAIN
99.64% like halfwittery
BLINDNESS
99.64% like halfwittery
LACK-MIND
99.64% like halfwittery
HUMBUGGERY
99.63% like halfwittery
UNVIGILANCE
99.63% like halfwittery
DOTARD
99.62% like halfwittery
UNIMAGINATIVENESS
99.62% like halfwittery
FOOLING
99.62% like halfwittery
EMPTYHANDEDNESS
99.61% like halfwittery
OHNOSECOND
99.61% like halfwittery
DODGERY
99.6% like halfwittery