whinny
Concise Oxford English Dictionary © 2008 Oxford University Press:
whinny/ˈwɪni/
▶noun (pl. whinnies) a gentle, high-pitched neigh. ▶verb (whinnies, whinnying, whinnied) (of a horse) make a whinny.
– origin ME: imitative.
'whinny' also found in these Oxford entries:

