This would be the how the word Tetanegra came about:
TESTA NÈIGRA (ˈtesta 'nɛigra)
(Genoese word for a 'white sea bream')
EVOLVED INTO
TETANEGRA ('tetaneɣra)
(the 's' dropped)
(the 'èi' is simplified and turns to an 'e')
(the 'g' is softened)
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