Crossword Clue:

Hard to see through

Answer	Crossword Clue
MURKY	Hard to see through
DENSE	Hard to see through
OPAQUE	Hard to see through

PINHOLE	It's hard to see through
MISTS	They're hard to see through
FOGS	They're hard to see through
SMEARY	Hard to see through, say
FOGS	Becomes hard to see through, with "up"
KNOTHOLE	Something to see through.
LENS	Something to see through
ONTO	Able to see through

SHEERER	Easier to see through
OPAQUE	Impossible to see through
MURK	It's difficult to see through
SMOGGIER	Harder to see through, say
PERSEVERE	See through to the end
ONTO	Able to see right through
INKIER	Harder to see through, say
GOTHEROUTE	See something through to completion

PEEPHOLE	Way to see through a door
EYETEST	Something to see one's way through?
XRAYS	They're used to see right through you
DEFOG	Make easier to see through, in a way
GLAREICE	Something to slip on that you can see through
LASSES	What some people look through to see topless girls (6)
MISTY	Hard to see
HAZY	Hard to see

BLURRY	Hard to see
TEENY	Hard to see
TINY	Hard to see
FAINT	Hard to see
WEE	Hard to see
GNAT	Hard-to-see pest
FAINT	Exceedingly hard to see
SNIPER	Hard-to-see shooter

FADING	Becoming hard to see
EYESORE	It's hard to see
MOTES	Hard-to-see specks
WEE	Hard to see, possibly
SHAPES	Hard-to-see figures