Magindanaw

Etymology
Either of the following:
 * A, which means “people residing at the lake” or “people of the flood”. Compare 🇨🇬, and 🇨🇬.
 * From or “pirates of the lake”, associated in Malay history with the worst types of pirates from the island, /l/ has shifted sound to /g/ to be magindanaw. If this is the case, Magindanaw (island of Mindanao) came from an external Malay source and not a native word. Could also be from 🇨🇬  (“thieves of the lake”). Compare 🇨🇬, and Iranun.

Proper noun

 * 1) Maguindanao
 * 2)  the island of Mindanao