colt (n.)
- beginner
- boot
- boy
- bub
- buck
- bud
- buddy
- calf
- catling
- charger
- chick
- courser
- critter
- cub
- dobbin
- dogie
- duckling
- entire
- equine
- fawn
- fellow
- filly
- fledgling
- foal
- freshman
- fryer
- gelding
- gosling
- hobbledehoy
- horse
- kid
- kit
- kitten
- lad
- laddie
- lamb
- lambkin
- litter
- mare
- master
- mount
- nag
- neophyte
- nest
- nestling
- newcomer
- novitiate
- piglet
- polliwog
- prancer
- pullet
- pup
- puppy
- rookie
- schoolboy
- shoat
- sonny
- stallion
- steed
- stud
- studhorse
- tadpole
- tarpan
- tyro
- whelp
- youth
