The word "velivolent" is a rare and obscure term that refers to something that is capable of flying, specifically by means of a sail or wing. Its pronunciation can be broken down into three syllables: "veh-lih-VOH-lent". The first syllable starts with a short "e" sound, followed by a light "l" and "ih" sound. The second syllable features a distinct "VOH" sound, with a stress on the second syllable. The final syllable ends with a gentle "lent" sound.
There doesn't appear to be a widely documented etymology for the word "Velivolent". It is possible that "Velivolent" is a coined term or a neologism, meaning it was created specifically for a certain purpose or context. Often in cases like these, the etymology is not traceable to any particular language or root.