Difference between Nicker and Whinny

NICKER vs WHINNY: NOUN

The characteristic sounds made by a horse
One who or that which nicks.
One of a company of brawlers who in the early part of the eighteenth century roamed about London by night, amusing themselves with breaking people's windows.
A kind of marble for children's play.
One of the night brawlers of London formerly noted for breaking windows with half-pence.
The cutting lip which projects downward at the edge of a boring bit and cuts a circular groove in the wood to limit the size of the hole that is bored.
Pound sterling.
A soft neighing sound characteristic of a horse.
A demon of the water; a water-sprite; a nix or nixy.
A neigh; also, a vulgar laugh.

Coochie, Bassett, Bambi, Lydia, Tuts, Marcel, Neighs, Hinny, Clomp, Knacker, Chirrup, Clop, Whicker, Neigh, Whinny

Bawl, Meow, Growl, Chirrup, Mewl, Chitter, Howl, Snuffle, Squeal, Clop, Yowl, Shriek, Whicker, Neigh, Nicker

Splosh, Coochie, Bassett, Bambi, Lydia, Tuts, Marcel, Neighs, Hinny, Clomp, Knacker, Chirrup, Clop, Neigh, Whinny

Screech, Scream, Bawl, Growl, Chirrup, Mewl, Chitter, Howl, Snuffle, Squeal, Clop, Yowl, Shriek, Neigh, Nicker

They often vocalize with a whinny or nicker when they are trying to get the attention of other horses or people.
Of nicknames for its currency, including: Sterling, Wong, Quid, Nicker, Bunce of USD gbp to dollar!
Kit is fabricative and nicker idiotically as pensionary Englebert monologuizes unheroically and dwarf incorrectly.
Alighting on the stone, With nicker of their filmy wings, In quivering silence shone.

Next she heard a low excited whinny, and two large dark shapes bulldozed through the darkness, stamping and snorting and whickering in joyful reunion.
They often vocalize with a whinny or nicker when they are trying to get the attention of other horses or people.
The horse whinny would be heard over the Double Hemm logo in all subsequent second season episodes as well.
We voted against gay marriage but the whinny little tarts screamed and cried and got their way anyway!
Miller gave a high whinny sound and tried to get away, she pointed them in another direction.
LOOKSEE and WHINNY and the KODAK moment clue were fun.
For instance, they never shy and seldom whinny or demand sugar at inopportune moments.
Baring his large teeth, he let out a whinny of disapproval.
Asphalt Jungle, and his appraising whinny echoed round the globe.