The most common and most likely answer to this crossword clue is the 7 letter word UNMANLY
I've seen this crossword clue in The Guardian
U
N
M
A
N
L
Y
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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 UNMANLY mean?
UNMANLY adjective- (of a person) Showing characteristics that are not manly, such as being immature, effeminate or cowardly, which might be construed as an indicator of weakness or of baseness of character.
- Of or pertaining to something not human.
- (of a behaviour or action) Cowardly, base.
- (of a behaviour or action) Not acceptable from a man.
- (of a behaviour or action) Not becoming of a man.
- In a manner that is unmanly.