Webster's Revised Unabridged Dictionary · 1913

Yell

Yell (yel) , intransitive verb

[Old English yellen, yellen, Anglo-Saxon giellan, gillan, gyllan; akin to Dutch gillen, Old High German gellan, German gellen, Icelandic gjalla, Swedish galla to ring, resound, and to Anglo-Saxon, Old Saxon, & Old High German galan to sing, Icelandic gala. Compare 1st Gale, and Nightingale.]

To cry out, or shriek, with a hideous noise; to cry or scream as with agony or horror.
They yelleden as feendes doon in helle. — Chaucer
Nor the night raven, that still deadly yells. — Spenser
Infernal ghosts and hellish furies round Environed thee; some howled, some yelled. — Milton

Yell , transitive verb

To utter or declare with a yell; to proclaim in a loud tone. — Shakespeare

Yell , noun

A sharp, loud, hideous outcry.
Their hideous yells Rend the dark welkin. — J. Philips