I . v. a.
1.
Polish, burnish, furbish, make bright, illuminate, illumine, illume, irradiate.
2.
Make cheerful, make joyous, cheer, animate, enliven, encourage, hearten, exhilarate, inspirit, inspire.
II . v. n.
Grow bright or brighter, clear, clear up, improve, grow better, become more encouraging.