This kind of piece is really a theme and variations. Another common type of piece is the Prelude and Fugue, two movements. The first is free-form, often melodic like a short sonata, or constructed of chords; the second is made like a round, like Row, Row, Row Your Boat except WAY more complicated.
Borne [borne] as a boys' name has its root in Middle English, and Borne means stream. Borne is an alternate form of Bourne (Middle English): place name.
noun, plural bears (especially collectively) bear. 1. any of the plantigrade, carnivorous or omnivorous mammals of the family Ursidae, having massive bodies, coarse heavy fur, relatively short limbs, and almost rudimentary tails. 2. any of various animals resembling the bear, as the ant bear. 3. a gruff, burly, clumsy, bad-mannered, or rude person.