The most common and most likely answer to this crossword clue is the 9 letter word RESEMBLED
I've seen this crossword clue in The Times
R
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More clues leading to the result RESEMBLED
Buddy explains!

The straight part
We know that "Favoured" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case favoured = resembled.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 RESEMBLED mean?
RESEMBLED verb- To be like or similar to (something); to represent as similar.
- To compare; to regard as similar, to liken.
- To counterfeit; to imitate.
- To cause to imitate or be like; to make similar.