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"firefighter" is also used as a crossword clue. If that's what you saw, the answer is often fireman (7 letters).
Definitions
a member of a fire department who tries to extinguish fires
Word origin
From fire + fighter. Created as a gender-neutral term for fireman and firewoman.
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“Blaze battler”11 letters
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