An eldritch screech.    From Wordnet, Princeton University. 

Like bitter juice scratched in eldritch patience and dried on vellum skin. plethora convoluted diadem.    From Wordnik.com.  [Rockin' babies and finally done with the class] Reference

And the woman, whose voice had risen to a kind of eldritch sing-song, turned with a skip, and was gone.    From Wordnik.com.  [Kidnapped] Reference

Berwin gave a kind of eldritch shriek and stepped back a pace, as though to place himself on his guard.    From Wordnik.com.  [The Silent House] Reference

Succumbing to the lure of the stars 'eldritch light.    From Wordnik.com.  [bard Diary Entry] Reference

It was the most eldritch apparition you can conceive.    From Wordnik.com.  [Greenmantle] Reference

Marius wriggled, giggled, suddenly chillingly eldritch.    From Wordnik.com.  [The Grass Crown]

They were the eldritch features of the folk of Melnibon.    From Wordnik.com.  [The Sailor On The Seas of Fate]

The eldritch sound brought up every head, even Woodcarver's.    From Wordnik.com.  [A Fire Upon the Deep]

Conan's hand went to the eldritch amulet wired at his throat.    From Wordnik.com.  [Conan and the Emerald Lotus]

It was as if his calm, casual movements cast an eldritch spell.    From Wordnik.com.  [The Hawk Eternal]

From some of those windows there spilled a dim and eldritch glow.    From Wordnik.com.  [The Dark Tower]

Jemmy Vetch to the giant, rubbing his thin hands with eldritch glee.    From Wordnik.com.  [For the term of his natural life] Reference

Dame Beatrice greeted this cry from the heart with an eldritch cackle.    From Wordnik.com.  [My Bones Will Keep]

She accompanied this obvious lie with another cackle of eldritch mirth.    From Wordnik.com.  [My Bones Will Keep]

Fog, eldritch pathfinders and gate-openers, cold steel, and hot tarnblaze!.    From Wordnik.com.  [Conqueror's Moon]

It was followed by an eldritch screech of laughter, a catcall and a loud slam.    From Wordnik.com.  [Killer Dolphin]

Some light remained, glimmering eldritch from the upper surfaces of the clouds.    From Wordnik.com.  [Three Worlds To Conquer]

They were all shapes and all colors, and they dressed in strange and eldritch ways.    From Wordnik.com.  [Neutron Star]

No glowing crystals in any color, or eldritch runes, or anything in the least peculiar.    From Wordnik.com.  [The Warslayer]

He opened his eyes, watching as the crackling eldritch fire consumed the old man's body.    From Wordnik.com.  [Knight Of Ghosts And Shadows]

It had all kinds of psychedelic lights all over it, and it made the most eldritch noises.    From Wordnik.com.  [Destiny Narrowly Avoided] Reference

But his words were blurred by a cry as eldritch as the mystery which surrounded the spring.    From Wordnik.com.  [Stormwarden]

Aberration has turned the rest into a single eldritch constellation girdling enormous night.    From Wordnik.com.  [Explorations]

In the trees around him birds began to sing, and the eldritch menace of the night disappeared.    From Wordnik.com.  [The Hawk Eternal]

Zelandra grimaced with effort as the demon hammered at her shield with all of its eldritch might.    From Wordnik.com.  [Conan and the Emerald Lotus]

A friend to Clark Ashton Smith, Sidney-Freyer and his work partake of that same eldritch ambiance.    From Wordnik.com.  [Asimov's Science Fiction]

On this path, there was no moon in the sky, no streetlight, no eldritch glow from any living thing.    From Wordnik.com.  [War for the Oaks]

Mrs. Bradley let him get half-way down the kitchen passage, and then she gave an eldritch screech of laughter.    From Wordnik.com.  [The Dancing Druids]

The boy dropped the oars and writhed to starboard, his neck askew at an eldritch angle, his eyes glaring upward.    From Wordnik.com.  [O. Henry Memorial Award Prize Stories of 1921] Reference

A sea of eldritch orbs flows over a pitch backdrop of nothing, casting a yearning light down upon those who yearn back.    From Wordnik.com.  [bard Diary Entry] Reference

The scanner glows with blacklight, an eldritch sparkle, as the lock reads her soul-engrams through the hollow of her eye.    From Wordnik.com.  [The Year's Best Science Fiction 23rd Annual Collection]

On the whole, no; but I still stopped my ears against the awful chopping sounds and eldritch laughter of the executioners.    From Wordnik.com.  [Flashman on the March]

She checked for the taint of dark or eldritch powers and found only that frozen peas were on sale for a dollar thirty-nine.    From Wordnik.com.  [Blood Lines]

In time, the land below, as above, will be dotted with pinpoints of eldritch light scattered on a backdrop of pitch nothingness.    From Wordnik.com.  [bard Diary Entry] Reference

'I thought as I came alang I had a sort of a feeling as of a wraith nigh about me -- a lang, eldritch sort o' a form i 'the mist.'.    From Wordnik.com.  [Border Ghost Stories] Reference

If a figure in marble could display a fierce, unnatural passion, it would seem no more eldritch than the hate in the icy blue eyes.    From Wordnik.com.  [Astounding Stories of Super-Science February 1930] Reference