Crossword Genius

Some women lack stamina, but are all there! (6)

Ross

I believe the answer is:

entire

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

'some' is the definition.
Both the definition and answer are adjectives. Maybe you can see an association between them that I can't see?

I don't understand the remainder of the clue.

Can you help me to learn more?

(Other definitions for entire that I've seen before include "excluding nothing" , "Lure" , "Whole - undamaged" , "Whole and complete" , "With no part left out" .)

I've seen this clue in the Evening Standard.
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