[
UK
/əʊpˈeɪk/
]
[ US /oʊˈpeɪk/ ]
[ US /oʊˈpeɪk/ ]
Synonyms
Icannot be penetrated by light
covered
thick
dirty
dull
dim
dusty
gloomy
muddy
darkened
blurred
misty
shady
cloudy
clouded
murky
hazy
smoky
frosty
sooty
foggy
dusky
turbid
filmy
lusterless
nontransparent
nontranslucent
also dark
fuliginous
darkling
nubilous
absorbing light
coated over
Difficult to understand
Quiz
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