It was the most eldritch apparition you can conceive.
"Greenmantle" by John Buchan
It was amused, and gave voice to eldritch cackles which betokened mirth.
"The Son of the Wolf" by Jack London
I can hear Lady Endor, Lady Eldritch, Lady Cowry.
"The Amazing Marriage, Complete" by George Meredith
Then, the oppressive stillness is broken by a little eldritch scream of wind, that sweeps 'round the house, and dies away, remotely.
"The House on the Borderland" by William Hope Hodgson
Before they had gone far an eldritch shout of laughter was responded to by a burst of furious dismay and imprecation.
"A Reputed Changeling" by Charlotte M. Yonge
Now to those who enjoy an intimacy with Tinker, an eldritch yell is neither here nor there.
"The Admirable Tinker" by Edgar Jepson
Berwin gave a kind of eldritch shriek and stepped back a pace, as though to place himself on his guard.
"The Silent House" by Fergus Hume
Near the place now known as Place d'Armes the little band was greeted by the eldritch scream of eighty painted Iroquois.
"Canada: the Empire of the North" by Agnes C. Laut
And the wind burst upon us again, catching my empty denial and tossing the words to upper air with eldritch laughter.
"Lords of the North" by A. C. Laut
His heart beat high, with eldritch cry upon the floor he sprang, Then raised his wrist, and shook his fist, and spoke his first harangue.
"The Bon Gaultier Ballads" by William Edmonstoune Aytoun
John had a whip in his hand, with which he lashed the water furiously, and uttered his eldritch shrieks.
"The Witch of Salem" by John R. Musick
The brothers had hardly crossed the threshold of the house when an eldritch scream rang through the lofty hall.
"The Strange Case of Mortimer Fenley" by Louis Tracy
And the wizened little face, with its eldritch eyes and tangled hair, was withdrawn, and the door began to close.
"Stories by American Authors, Volume 8" by Various
All about her seemed eldritch, sinister.
"Shadows of Flames" by Amelie Rives
Yet all the eldritch mischiefs attributed to fays and goblins in our old English literature are wrought on cattle by witch and wizard.
"Beast and Man in India" by John Lockwood Kipling
The weedy water frets and ails,
And moans in many a sunless fall;
And, o'er the melancholy, trails
The black crow's eldritch call.
"Bare Boughs" by Madison Julius Cawein
Speak, woman, tell what ye hae seen;
Was it some black uncanny thing?
Or was it Spunkie, eldritch elf,
That owre ye did his glamour fling?
"The Greetin' Bairn" by Janet Hamilton
Roun', roun, they gaed wi' an eldritch yell,
An' still they increased their speed,
Till at last they sank down in a flaff o' lowe,
Leavin' Gibby lyin' as deid.
"The Fiddler O' Boglebriggs" by Alexander Anderson