Thanks to lucy5ive for the solutions!
The following is a list in alphabetical order of all the neopets, petpets and items found in the game. The numbers represent how many letters are in their names. The game requires you to identify which neopet, petpet or item corresponds to which clues, and this complete list of all the answers which appear will surely help you out!
Blumaroo8 Bruce5 Buzz4
Gelert6 Grarrl6 Grundo6
Kau3 Kacheek7 Kiko4 Koi3 Korbat6 Kougra6 Krawk5
Meerca6 Moehog6 Mynci5
Peophin7 Poogle6 Pteri5