Horse nick names are :-
Aleeta - Alee, marey, bird, woman, aly paly,
Murphy - smurf, stinker, stinky
Spike - spikles (haven't had him long but i'm sure we'll have more soon)
No daft horse names (although I do want to rename Traumer the riding school horse to Chewie, because he will chew anything in sight!)
I do, however, call my cat many embarrassing things. He is officially Hobbes, but I call him Nounou. Or my funny bunny, my little sausage, or smookypoos!
Cropi - Cropolis, Crops, Stroppy Cropi (quite often that one!) Pickle Pants, Stropolis, Cow Bag OI (normally hollered at her as she about to be naughty!)
Amber, Dog - Bambi, Bambles, Bams, Amber Bamber, Ams