French word goutu comes from French gout, French -u

Detailed word origin of goutu

Dictionary entry	Language	Definition
gout	French (fra)
-u	French (fra)	Forming adjectives having the sense of ‘having quality of, being provided with’ (the root word).
goutu	French (fra)	Tasty, yummy (having a pleasant or satisfying flavor).

Words with the same origin as goutu