Enter a clue or pattern or both:
The Clue
Defeats decisively (5 letter answer)
The Answer
WHOPS
Tags
Notes
The answer WHOPS is so rare that it appears less than once every 2500 puzzles.
Definition
WHOP as a verb:
1. (whack, wham, whop, wallop) = hit hard; "The teacher whacked the boy"
2. (sock, bop, whop, whap, bonk, bash) = hit hard