Following are all the shadowy like words, in the list below.
SHADY
100% like shadowy
UMBRAGEOUS
100% like shadowy
SHADED
100% like shadowy
INDISTINCT
100% like shadowy
FAINT
99.96% like shadowy
VAGUE
99.9% like shadowy
INSUBSTANTIAL
99.89% like shadowy
UNSUBSTANTIAL
99.89% like shadowy
UNREAL
99.87% like shadowy
WRAITHLIKE
99.82% like shadowy
DIM
99.79% like shadowy
WISPY
99.72% like shadowy
SHADOWED
66.72% like shadowy
GLOOMY
66.69% like shadowy
SKETCHY
66.69% like shadowy
SOMBER
66.68% like shadowy
OBSCURE
66.67% like shadowy
DARK
66.67% like shadowy
CRYPTIC
66.66% like shadowy
SINISTER
66.66% like shadowy
ARCANE
66.65% like shadowy
COVERT
66.65% like shadowy
MYSTERIOUS
66.64% like shadowy
CLANDESTINE
66.64% like shadowy
AMBIGUOUS
66.63% like shadowy
UNCLEAR
66.63% like shadowy
ATYPICAL
66.63% like shadowy
UNCERTAIN
66.63% like shadowy
SECRET
66.62% like shadowy
CONFIDENTIAL
66.62% like shadowy
DUBIOUS
66.61% like shadowy
MURKY
66.61% like shadowy
INDEFINITE
66.59% like shadowy
GREY
66.13% like shadowy
ISLAMIC
65.93% like shadowy
NEFARIOUS
33.45% like shadowy
SECRETIVE
33.45% like shadowy
OMINOUS
33.45% like shadowy
MALEVOLENT
33.45% like shadowy
GHOSTLIKE
33.45% like shadowy
ENIGMATIC
33.45% like shadowy
NEBULOUS
33.45% like shadowy
MENACING
33.45% like shadowy
TWILIT
33.45% like shadowy
MYSTICAL
33.45% like shadowy
GHOSTLY
33.45% like shadowy
SORDID
33.45% like shadowy
PHANTASMIC
33.45% like shadowy
PHANTASMAL
33.45% like shadowy
MURDEROUS
33.45% like shadowy
CONSPIRATORIAL
33.45% like shadowy
SUBTERRANEAN
33.45% like shadowy
EERIE
33.45% like shadowy
UNSAVORY
33.45% like shadowy
SHADOWS
33.45% like shadowy
HAZY
33.45% like shadowy
INSCRUTABLE
33.45% like shadowy
NAMELESS
33.45% like shadowy
CREEPY
33.45% like shadowy
SLEAZY
33.45% like shadowy
UNACCOUNTABLE
33.45% like shadowy
SPIDERLIKE
33.45% like shadowy
SPOOKY
33.45% like shadowy
CONSPIRATIONAL
33.45% like shadowy
GRIMY
33.45% like shadowy
DISREPUTABLE
33.45% like shadowy
SEEDY
33.45% like shadowy
INSIDIOUS
33.45% like shadowy
VILLAINOUS
33.45% like shadowy
DARKLING
33.45% like shadowy
UNSEEN
33.45% like shadowy
SHADOW
33.45% like shadowy
OTHERWORLDLY
33.45% like shadowy
LAMPLIT
33.45% like shadowy
DIABOLICAL
33.45% like shadowy
MYSTIC
33.45% like shadowy
MISTY
33.45% like shadowy
SHADOWLAND
33.45% like shadowy
SINISTERLY
33.45% like shadowy
PORTENTOUS
33.45% like shadowy
GRIM
33.45% like shadowy
DARKISH
33.45% like shadowy
FACELESS
33.45% like shadowy
BENEVOLENT
33.45% like shadowy
SKULKING
33.45% like shadowy
SEDUCTIVE
33.45% like shadowy
VAPOROUS
33.45% like shadowy
STRANGE
33.45% like shadowy
UNNAMED
33.45% like shadowy
LUGUBRIOUS
33.45% like shadowy
LEAFY
33.45% like shadowy
MOONLIT
33.45% like shadowy
UNSAVOURY
33.45% like shadowy
DREAMLIKE
33.45% like shadowy
ESOTERIC
33.45% like shadowy
SHIFTY
33.45% like shadowy
FURTIVE
33.45% like shadowy
STYGIAN
33.45% like shadowy
NETHERWORLD
33.45% like shadowy
SEAMY
33.45% like shadowy