unsinkable
un sink a ble |ˌənˈsiNGkəbəl ənˈsɪŋkəbəl | ▶adjective (of a ship or boat ) unable to be sunk: the supposedly unsinkable ship hit an iceberg. DERIVATIVES un sink a bil i ty |-ˌsiNGkəˈbilətē |noun
un |sink |able |ʌnˈsɪŋkəb (ə )l | ▶adjective (of a ship or boat ) unable to be sunk: the supposedly unsinkable ship hit an iceberg. DERIVATIVES unsinkability |-ˈbɪlɪti |noun