gray
grayness
grey
achromatic color
achromatic colour
ash-gray
ash-grey
charcoal
charcoal grey
charcoal-gray
dapple-gray
dapple-grey
dappled-gray
dappled-grey
davy's gray
davy's grey
iron blue
iron-gray
iron-grey
oxford gray
oxford grey
silver
silver grey
silver-gray
steel gray
steel grey
tattletale gray
tattletale grey
bareness
blankness
blueness
dimness
gloaming
gramma
graying
half-light
haze
immensities
lamplight
luminescence
luminosity
mistiness
nothingness
paleness
pinkish-red
precariousness
redness
shimmer
vastness