Some warbles end in a prolonged ululation, based on a major or minor third.
From the en.wikipedia.org
He laughed until his laughter morphed into a tribal-sounding ululation.
From the washingtonpost.com
The sound of ululation could be heard from sea to shining sea.
From the economist.com
Every now and then two or three people, many in yellow tops, would meet and break into song and ululation.
From the guardian.co.uk
A unique kind of ululation, sigalagala, mainly done by women, marks the climax of the musical performance.
From the en.wikipedia.org
There was also a unique kind of ululation, Sigalagala, that marked the climax of the musical performance.
From the en.wikipedia.org
The minimum deposit is 100 shillings, 300 shillings will elicit applause and ululation from the assembled group.
From the telegraph.co.uk
Nearby, a middle-aged man suddenly broke into ululation, as if he were celebrating a Middle Eastern wedding.
From the washingtonpost.com
Later that night they all erupted in wild ululation.
From the time.com
More examples
Howl: a long loud emotional utterance; "he gave a howl of pain"; "howls of laughter"; "their howling had no effect"
(ululate) howl: emit long loud cries; "wail in self-pity"; "howl with sorrow"
An ululation (aka ololuge or ololygmos) is a long, wavering, high-pitched sound resembling the howl of a dog or wolf with a trilling quality. It is produced by emitting a high pitched loud voice accompanied with a rapid movement of the tongue and the uvula. ...
A long, loud, mournful cry or howl
(ululate) to howl loudly or prolongedly in lamentation or joy; to produce a rapid and prolonged series of sharp noises with one's voice
(ululate) lament loudly and shrilly; wail.
A howling, as of a wolf or dog; a wailing
Noun - 1. a howl or hoot 2. a loud wail or lamentation
The part of an incantation or chant which demands full vocal force and volume.