Nicker
/ˈnɪkər/
Definition 1 of 3
Pro Tip 1/2Equestrian Context
Used to describe sounds that horses make, especially when they're happy or content. 
At feeding time, the stable was full of quiet nickers.
Pro Tip 2/2Animal Communication
Conveys a horse's friendly or inquisitive attitude, unlike louder sounds which might indicate alarm. 
The mare nickered, inviting the foal to her side. Compare with
BrayNeighSnickerWhinny
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