great effort, power, strength; of may
ability, power
Cases of word usage
1) because of the ability from birth; of course; as might be expected; without artificial help (naturally)
2) a part of a house or other building enclosed by walls and a ceiling; a space that is or might be occupied, or that is enough for a purpose (room)
3) clean; free from any dirt that might cause disease; of, concerned with, the protection of (public) health (sanitary)