Get serious (11 letters) — Crossword Helper

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The Clue

Get serious (11 letter answer)

The Answer

KNUCKLEDOWN

Tags

apply condition floor get knuckledown oneself scrubber seriou vigorously

Notes

The answer KNUCKLEDOWN is so rare that it appears less than once every 2500 puzzles.

Related Clues

Apply oneself vigorously
Floor scrubber's condition?