The best replacement for donkey is mule.

The best alternatives to donkey are rated as following:
★★★★★  mule
★★★★  burro
★★★  elephant
★★  horse
★★  jackass
★★  mountain lion
★  burrow
★  colt
★  pony
★  llama
  dunkey
  zebra
  elephant republican
  cameleon
  mini donkey
  city select
  horse minecraft
  stallion
  mule difference
  elephant politics
  mules
  duet
  woman
  elephants
  borough

Your alternative for donkey is not listed? Suggest!
Speaking about donkey, one probably shouldn't forget about horse mating.

Other search terms related to donkey and their ratings are:
★★★★★ horse mating
You have in mind a companion for donkey and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of donkey in all years. Click on graph for more.
donkey
mule
burro