Hustler Feline Nemesis of Officer Dibble

This page is the CodyCross answer for the clue below from Space Exploration, Group 908, Puzzle 4 (Cosmological Principle).

Question is: Hustler Feline Nemesis of Officer Dibble

and the answer is: TOPCAT

Word Meaning:

TOP CAT — (idiomatic) Synonym of top dog.

Definitions from Wiktionary.