thlapa; e.g. The new moon, first quarter, full moon, and last quarter are four phases of the moon = Thla det, cirin, thlapa lai le vunchuk cirin hna hi thlapa hmai hmai li an si; e.g. The moon waxes till it becomes full and then wanes = Thlapa cu a lai tiang a hungcho i cun a ttumchuk; e.g. The moon travels in an orbit around the earth = Thlapacu vawlei vel in a kal; e.g. The moon orbits the earth = Thlapa nih vawlei a vel.