ichidan verb / transitive:

• to turn over (face down); to lay face down; to lay upside down
• to point downwards (eyes, head, etc.); to cast down (eyes)

ichidan verb / transitive / intransitive verb:

• to lie (one's body) face down; to lie flat (on the ground)

ichidan verb / transitive:

• to conceal; to hide; to keep secret; to place in hiding (e.g. troops for an ambush)

godan ~る verb / intransitive verb:

• to lie down; to retire; to go to bed (with an illness) - usu. 臥せる ➜ 臥せる【ふせる】