Did you mayhaps mean whereat?
- were- + rat (Wiktionary)
“Wanted: 1 artistically-inclined male bi/gay wererat.”
“Like an apparition, there stood in the midst of the melee a giant saber-toothed tiger, its jaws dripping blood from the wererat it had just bitten in half.”
“This assumes your DM allows you to remain a PC, mind you, and you might not like to change your alignment (but that still leaves wererat as a lycanthrope option).”
Looking for tweets for wererat.