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.
vb (mainly tr) , bears, bearing, bore or borne. 1. to support or hold up; sustain. 2. to bring or convey: to bear gifts. 3. to take, accept, or assume the responsibility of: to bear an expense. 4. (past participle born; in passive use except when foll by by) to give birth to: to bear children.