For a spirit, soul of a dead person (actor & theme mi-) to be in control of the body of a person (loc ref).
A spirit or soul of a dead person, nun'apuh, temporarily controls the body of a ritualist, mumbā'i, during traditional religious ceremonies, bā'i, to communicate with the ritualists gathered. Some classes of spirits, such as place spirits, pinādeng, or souls of the dead, lennāwa, are in more or less permanent control, miyo'odol, an unwanted situation. The victim may become mentally deranged, angaw; simpleminded, bongang; dumb, we'we'; or epileptic, oldah. Relief is by exorcism, lā'ah.