The most common and most likely answer to this crossword clue is the 7 letter word UNFROZE
I've seen this crossword clue in The Guardian
U
N
F
R
O
Z
E
More clues leading to the result UNFROZE
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The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does UNFROZE mean?
UNFROZE verb- To defrost something.
- To thaw.
- To resume movement.
- To release from a previously locked or frozen state.