Following are all the darkness like words, in the list below.
DUSKINESS
100% like darkness
WICKEDNESS
99.96% like darkness
INIQUITY
99.96% like darkness
SWARTHINESS
99.83% like darkness
SHADOW
99.68% like darkness
OBSCURITY
75.03% like darkness
BLACK
75.03% like darkness
SHADE
75.03% like darkness
DARKENED
75.03% like darkness
OBSCURANTISM
75.02% like darkness
BLACKOUT
75.02% like darkness
SHADING
75.02% like darkness
GLOOM
75.02% like darkness
BLINDNESS
75.02% like darkness
SOMBRE
75.01% like darkness
EVIL
74.98% like darkness
UNCLEAR
74.97% like darkness
OBFUSCATION
74.94% like darkness
RETROGRADE
74.9% like darkness
BLACKNESS
74.89% like darkness
NIGHT
74.76% like darkness
TUNNEL
74.69% like darkness
NOIR
74.66% like darkness
COUPE
74.36% like darkness
GRAYLING
74.03% like darkness
SHADOWS
50.05% like darkness
DARKNESSES
50.05% like darkness
DIMNESS
50.05% like darkness
LIGHT
50.05% like darkness
SHADOWLANDS
50.05% like darkness
SHADOWLAND
50.05% like darkness
BLEAKNESS
50.05% like darkness
GLOOMINESS
50.05% like darkness
DESPAIR
50.05% like darkness
ABYSS
50.05% like darkness
LIGHTLESS
50.05% like darkness
DAYLIGHT
50.05% like darkness
DARKENING
50.05% like darkness
TWILIGHT
50.05% like darkness
FORSAKENNESS
50.05% like darkness
MOONLIGHT
50.05% like darkness
SEMIDARKNESS
50.05% like darkness
TERRORS
50.05% like darkness
STYGIAN
50.05% like darkness
DUSK
50.05% like darkness
DESOLATENESS
50.05% like darkness
HOPELESSNESS
50.05% like darkness
UNLOVELINESS
50.05% like darkness
LONENESS
50.05% like darkness
ILLUMINATION
50.05% like darkness
EMPTINESS
50.05% like darkness
DARKLING
50.05% like darkness
DESOLATION
50.05% like darkness
DREARINESS
50.05% like darkness
GRAYNESS
50.05% like darkness
DEPTHS
50.05% like darkness
DREADFULNESS
50.05% like darkness
SIGHTLESSNESS
50.05% like darkness
MURKINESS
50.05% like darkness
COLDNESS
50.05% like darkness
MURK
50.05% like darkness
GRIMNESS
50.05% like darkness
LONELINESS
50.05% like darkness
MISERY
50.05% like darkness
SADNESS
50.05% like darkness
SORROW
50.05% like darkness
GLOOMING
50.05% like darkness
TWILIT
50.05% like darkness
DREAR
50.05% like darkness
SUNLIGHT
50.05% like darkness
BRIGHTNESS
50.05% like darkness
GREYNESS
50.05% like darkness
OMINOUSNESS
50.05% like darkness
NETHERWORLD
50.05% like darkness
UGLINESS
50.05% like darkness
DULLNESS
50.05% like darkness
MALEVOLENCE
50.05% like darkness
UNREALNESS
50.05% like darkness
GHOSTLINESS
50.05% like darkness
LUCIFERIC
50.05% like darkness
CHAOS
50.05% like darkness
DARKSIDE
50.05% like darkness
TERROR
50.05% like darkness
BLINDING
50.05% like darkness
GLOW
50.05% like darkness
GLOOMS
50.05% like darkness
EERINESS
50.05% like darkness
STARLIGHT
50.05% like darkness
HEAVINESS
50.05% like darkness
ABYSSES
50.05% like darkness
MISTINESS
50.05% like darkness
SILENCE
50.05% like darkness
HORRORS
50.05% like darkness
WRETCHEDNESS
50.05% like darkness
NIGHTFALL
50.05% like darkness
SOLITUDE
50.05% like darkness
SHADOWLESS
50.05% like darkness
LIFELESSNESS
50.05% like darkness
OPPRESSION
50.05% like darkness
DAWNINGS
50.05% like darkness
DARK
0.01% like darkness