The best replacement for pups is cubs.

The best alternatives to pups are rated as following:
★★★★★  cubs
★★  smart dogs
★  corn dogs
★  kits

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

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



Google Trends

Scale is based on the average worldwide traffic of pups in all years. Click on graph for more.
pups
cubs
smart dogs