SYN: Sphere, circle, ball, globe.
=
KEY: Orbit.
SYN: Revolution, path, circuit, sphere.
ANT: Eccentricity, deviation, perturbation.
=
KEY: Ordain.
SYN: Set, appoint, decree, institute, prescribe, arrange, direct, regulate, dictate, establish.
ANT: Subvert, revoke, cancel, annul, disestablish, countermand.
=