Lonely creeks are opal in the dawn, sword-blue in the sun, greyly silver under misty moons.    From Wordnet, Princeton University. 

A jumble of letters stood out greyly on the surface.    From Wordnik.com.  [The Grell Mystery] Reference

We drifted on quietly through the greyly opaque world.    From Wordnik.com.  [When Eight Bells Toll]

The leathery eyelids were creased greyly over their eyes.    From Wordnik.com.  [A Haunted House, and other short stories] Reference

The drizzle of rain drifted greyly past upon the darkness.    From Wordnik.com.  [Lady Chatterley's Lover] Reference

She woke up greyly, and watched, but without making a sound to disturb Sir.    From Wordnik.com.  [Lady Chatterley's Lover] Reference

Yowford Lane dripped greyly between its hedgerows and was choked with mud and slush.    From Wordnik.com.  [Death of a Fool]

After a silence he'd risen greyly to his feet to leave and told me to look after myself.    From Wordnik.com.  [Longshot]

It was a greyly opaque world, a blind world, with nothing to be seen but the thinly driving snow.    From Wordnik.com.  [Where Eagles Dare]

They gave him fealty in a ritual as old as An, their molder-ing blades flashing greyly in the moonlight.    From Wordnik.com.  [Harpist in the Wind]

One moment I was greyly aware that I was lying on something hard and wet, the next the awareness was gone.    From Wordnik.com.  [The Satan Bug]

I thanked him again and he went greyly away, leaving me on my own with his notes and a feeling of nakedness.    From Wordnik.com.  [Hot Money]

The morning came greyly, under a sky lightly clouded over but lofty, and threatening no further falls of snow.    From Wordnik.com.  [The Confession of Brother Haluin]

Sunday morning crept in greyly on a near-freezing drizzle, enough to test the spirits of all would-be survivors.    From Wordnik.com.  [Longshot]

He lowered himself into a chair, and he was still there, motionless before a dead fire, when morning dawned greyly.    From Wordnik.com.  [Then I'll Come Back to You] Reference

An example: “The grey voice of the grey Seaforth glided greyly on to their ears, like a tide of putrescent grey molasses.”.    From Wordnik.com.  [More Odd Books : Edward Champion’s Reluctant Habits] Reference

The night closed around them - small sounds, light sighing wind, stars showing in sparkling bunches between greyly drifting clouds.    From Wordnik.com.  [The Elvis Latte] Reference

She awoke just as the day was pinkly breaking and the night stealing greyly away, awoke under the impression that John Brown was cutting off her foot.    From Wordnik.com.  [An Australian Lassie] Reference

It dawned calmly and coldly and greyly at Ingleside.    From Wordnik.com.  [Rilla of Ingleside] Reference

Lionel Varick's face turned a curious, greyly pallid tint.    From Wordnik.com.  [From out the Vasty Deep] Reference

The path showed greyly in front of her out of the dimness.    From Wordnik.com.  [The Experiences of Loveday Brooke, Lady Detective] Reference

Though the danger gleamed greyly, they galloped to beard it.    From Wordnik.com.  [Right Royal] Reference

A rictus of cruel malignity lit up greyly their old bony faces.    From Wordnik.com.  [A Portrait of the Artist as a Young Man] Reference

The interior of the kitchen we now saw greyly for the first time.    From Wordnik.com.  [The War of the Worlds] Reference

They went forth to battle, Mr O'Madden Burke said greyly, but they always fell.    From Wordnik.com.  [Ulysses] Reference

Dawn was now flowing slowly into the sky, and objects stood out greyly in a grey mist.    From Wordnik.com.  [Hurricane Island] Reference

For unexpectedly and greyly something was coming up all round the four sides of the carpet.    From Wordnik.com.  [The Phoenix and the Carpet] Reference

The light fell away greyly, the cold descended on the ruin, and it became very strange and mysterious.    From Wordnik.com.  [The Land of The Blessed Virgin; Sketches and Impressions in Andalusia] Reference

Of limited intelligence, they fulfilled their duties without inspiration, tediously, greyly, and dully.    From Wordnik.com.  [The Created Legend] Reference

I got a compartment to myself, and sat with folded arms, looking greyly at the sunlit devastation that flowed past the windows.    From Wordnik.com.  [The War of the Worlds] Reference

You're not up yet owing to the difference in time -- I can imagine the quiet house with the first of the morning stealing greyly in.    From Wordnik.com.  [Carry On Letters in War-Time] Reference

He looked with one eye at the light that stole greyly through the window, and recognised that it could not in justice be called light.    From Wordnik.com.  [Irish Fairy Tales] Reference

Graham’s enlarged ideas, and Beachy Head rose greyly to the left of them.    From Wordnik.com.  [When the Sleeper Wakes] Reference

They went forth to battle, Mr O’Madden Burke said greyly, but they always fell. —.    From Wordnik.com.  [Ulysses] Reference

The evening stretched greyly ahead.    From Wordnik.com.  [Blood Sports]

Spread greyly eastward, thus a chorus sang.    From Wordnik.com.  [Endymion A Poetic Romance] Reference