Following are all the shadowish like words, in the list below.
SHADOWY
100% like shadowish
UMBRATILOUS
100% like shadowish
OBFUSCOUS
100% like shadowish
SHADOWLIKE
100% like shadowish
UMBRATILE
100% like shadowish
SOMBRE
100% like shadowish
CLOUDY
100% like shadowish
MISTY
100% like shadowish
SMOKY
100% like shadowish
OBSCURE
100% like shadowish
ADUMBRANT
100% like shadowish
MOONSHINY
100% like shadowish
FUSCOUS
100% like shadowish
VAGUISH
100% like shadowish
UMBRACIOUS
100% like shadowish
SUBFUSCOUS
100% like shadowish
MURKY
100% like shadowish
TWILIGHTISH
100% like shadowish
GHOSTLIKE
100% like shadowish
UMBRATIC
100% like shadowish
GLUMMY
100% like shadowish
MISTEOUS
100% like shadowish
SHADOWFILLED
100% like shadowish
DARKSOME
100% like shadowish
ROOKY
100% like shadowish
GLOOMYISH
100% like shadowish
SHADELIKE
100% like shadowish
SHADEFUL
100% like shadowish
IMPERSPICUOUS
100% like shadowish
CLOUDISH
100% like shadowish
NEBULOUS
100% like shadowish
MIRKSOME
100% like shadowish
CALIGINOUS
100% like shadowish
ENSHADED
100% like shadowish
PENUMBROUS
100% like shadowish
DARKLY
100% like shadowish
TENEBRICOSE
100% like shadowish
SHADY
100% like shadowish
GHOSTISH
100% like shadowish
MURKISH
100% like shadowish
DUSKY
100% like shadowish
GHOSTY
100% like shadowish
SHINY
100% like shadowish
METALISH
100% like shadowish
GHOSTLY
100% like shadowish
EERIE
100% like shadowish
SOOTY
100% like shadowish
GHASTLY
100% like shadowish
TENEBRIFIC
100% like shadowish
GLOOMISH
100% like shadowish
HOARY
100% like shadowish
BEDARKENED
100% like shadowish
SPECTERLIKE
100% like shadowish
MOONISH
100% like shadowish
SWALY
100% like shadowish
SOMBROUS
100% like shadowish
INDISTINCT
100% like shadowish
NIGHTLIKE
100% like shadowish
ENIGMATIC
100% like shadowish
SINISTER
100% like shadowish
MURKSOME
100% like shadowish
CLOUDED
100% like shadowish
DARK
100% like shadowish
FOGGY
100% like shadowish
TENEBRIFICOUS
100% like shadowish
SHIMMERY
100% like shadowish
DULLISH
100% like shadowish
NOCTIFEROUS
100% like shadowish
SULLEN
100% like shadowish
GRAY
100% like shadowish
LURID
100% like shadowish
SHADOW
100% like shadowish
PHANTOMLIKE
100% like shadowish
BROWN
100% like shadowish
GHOSTSOME
100% like shadowish
HAZY
100% like shadowish
SHROUDED
100% like shadowish
SPOOKISH
100% like shadowish
MISTYISH
100% like shadowish
BLANKISH
100% like shadowish
WITCHISH
100% like shadowish
SWART
100% like shadowish
UMBRAGEOUS
100% like shadowish
RAYLESS
100% like shadowish
MOUSY
100% like shadowish
SICKLY
100% like shadowish
MURKLY
100% like shadowish
VOODOOISH
100% like shadowish
BLACKSOME
100% like shadowish
FUZZY
100% like shadowish
BLEAKISH
100% like shadowish
WRAITHLIKE
100% like shadowish
MYSTERIOUS
100% like shadowish
SUNSHINING
100% like shadowish
MINACIOUS
100% like shadowish
NIGRESCENT
100% like shadowish
GHOST-TOWNISH
100% like shadowish
LEADEN
100% like shadowish
OPACOUS
100% like shadowish
TWILIGHTY
100% like shadowish
