(geometry) Having (at least) two sides of equal length, used especially of a triangle or trapezoid.

(transitive) To cause to become awake. / (intransitive) To stop sleeping; awake. / (transitive, figuratively) To bring into action (something previously dormant); to stimulate.

Alternative form of worldbuilding

A French castle, fortress, manor house, or large country house. / Any stately residence imitating a distinctively French castle.