Fill up again (9)

I think it could be either:

Which length description are you looking for?:

replenish

'fill up again' is the definition.
(I've seen this before)

This is all the clue.

(Other definitions for replenish that I've seen before include "Stock up again" , "Restock, refill" , "Fill up again, say glass with drink" , "Help siren (anag) - make up" , "Replace" .)

I've seen this clue in the Sydney Morning Herald, the Irish Times (Simplex) and The Mirror.

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