Troubled attendee unable to take a bite (8)

I believe the answer is:

edentate

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'unable to take a bite' is the definition.
I can't judge whether this defines the answer.

'troubled attendee' is the wordplay.
'troubled' is an anagram indicator.
'attendee' with letters rearranged gives 'EDENTATE'.

Can you help me to learn more?

(Other definitions for edentate that I've seen before include "Gummy" , "Toothless creature" , "Mammal with few or no teeth" , "sloth, say" , "anteater for one" .)

I've seen this clue in The Independent.

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