The most common and most likely answer to this crossword clue is the 11 letter word LEGITIMATES
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More clues leading to the result LEGITIMATES
Buddy explains!
The straight part
We know that "Allows" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case allows = legitimates.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 LEGITIMATES mean?
LEGITIMATES noun- A person born to a legally married couple.
- To make legitimate, lawful, or valid; especially, to put in the position or state of a legitimate person before the law, by legal means.