"Ŭ", or "ŭ", is a vowel and letter in the Esperantoalphabet. Since each letter in Esperanto has a consistent sound, this letter is always pronounced the same; its sound is represented by [w] in SAMPA.
... Many of them hid in the forested regions, especially in the unoccupied zone. They joined together to form maquis bands and began to plan attacks against the occupation ...