Words that have the gw sound spelled gu?

A few examples of the letters 'gu' pronounced as 'gw' at the beginning of a Word are 'guava', 'guano', 'Guam', 'Guantanamo'. Some examples of the letters 'gu' pronounced as 'gw' in the middle of Words are 'penguin', 'iguana', 'guacamole', 'linguist', 'linguistics', 'bilingual, 'anguish', 'extinguish'.