Auntie Daisy's not married, it seems (6)

I believe the answer is:

untied

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

'not married it seems' is the definition.
I can't tell whether this defines the answer.

'auntie daisy's' is the wordplay.
'UNTIED' is hidden in amongst the letters.
However, I am uncertain how the hidden word is indicated.

Can you help me to learn more?

(Other definitions for untied that I've seen before include "Disconnected" , "Not fastened" , "Unfastened, unlaced" , "'Unfastened, lace say (6)'" , "Unfastened, knot say" .)

I've seen this clue in the Evening Standard.

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