Is it ensure, insure, or assure?
"sweetmeat of almonds and other nuts," 1827, from French nougat (18c.), from Provençal nougat "cake made with almonds," from Old Provençal nogat "nutcake," from noga, nuga "nut," from Vulgar Latin *nucatum (nominative *nuca), from Latin nux (genitive nucis) "nut," from PIE *kneu- "nut" (see nucleus).
aerated confection made by mixing nuts and sometimes fruit pieces in a sugar paste whose composition is varied to give either a chewy or a brittle consistency. Nougat originated in Mediterranean countries, where honey, together with almonds or other nuts, was beaten into egg whites and then sun-dried.