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"defrost" is also used as a crossword clue. If that's what you saw, the answer is often thawing (7 letters).
Definitions
make or become free of frost or ice
Word origin
From de- + frost.
Used in a sentence
“I have just defrosted the fridge.”
“Will you defrost the chops for supper tonight?”
“See you tomorrow evening; I'll have defrosted from my trip by then.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“Thaw out”7 letters
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