Management of Real Betis is most unfocused (9)

I believe the answer is:

bleariest

I'm a little stuck... Click here to teach me more about this clue!

'most unfocused' is the definition.
Both the definition and answer are superlative adjectives. Perhaps you can see a link between them that I don't see?

'management of real betis' is the wordplay.
'management of' indicates an anagram (I've seen 'management' mean this).
'real'+'betis'='realbetis'
'realbetis' anagrammed gives 'BLEARIEST'.

'is' is the link.

Can you help me to learn more?

I've seen this clue in The Guardian.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.