Crossword Genius

It populates fantastic Thai island (6)

Ross

I believe the answer is:

tahiti

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This clue might be a double definition.

'it populates fantastic thai' is the first definition.
The definition suggests a singular noun which matches the answer.

'island' is the second definition.
(I know that Tahiti is a island)

Can you help me to learn more?

(Other definitions for tahiti that I've seen before include "Island in South Pacific, chief town Papeete" , "Polynesian island, chief town Papeete" , "Romantic Polynesian island, capital Papeete" , "South Pacific island where both Robert Louis Stevenson and Paul Gauguin spent time" , "French Polynesian island" .)

I've seen this clue in The Sun.
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