The best replacement for deer is car.

The best alternatives to deer are rated as following:
★★★★★  car
★★★★★  dog
★★★★  elk
★★★  deers
★★  reindeer
★★  dear
★★  durango
★★  bmw
★  eagle
★  doe
★  whitetail deer
★  race car
★  antelope
★  squirrel
★  cow
★  whitetail
★  moose
★  rabbit droppings
★  deer
  bear
  dog tick
  motorcycle
  venison
  dog and cat
  skateboarder
  dog youtube
  train
  mule deer
  trailblazer
  cop
  pilandok
  rally car
  rabbit tail
  vehicle
  cop car
  smart car
  dog cat

Your alternative for deer is not listed? Suggest!
Speaking about deer, one probably shouldn't forget about cwd.

Other search terms related to deer and their ratings are:
★★★★★ cwd
★★★ hiring a mountain lion
You have in mind a companion for deer and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of deer in all years. Click on graph for more.
deer
car
dog