The lost island of Naboombu features in which Disney movie?

Bedknobs and Broomsticks.

The lost island of Naboombu is featured in the Disney movie “Bedknobs and Broomsticks” which was released in 1971. In the film, the protagonists travel to the island via a magical bedknob and bed, leading them to interact with a variety of anthropomorphic animals and engaging in a memorable soccer match.