悪魔【あくま】
devil, demon, fiend, Satan, the Devil, Māra, evil spirits or forces that hinder one's path to enlightenment
邪魔【じゃま】
hindrance, obstacle, nuisance, disturbance, interruption, interference, to visit (someone's home), demon who hinders Buddhist training, demon who obstructs sentient beings from maintaining moral behaviour
魔法【まほう】
magic, witchcraft, sorcery, spell
魔術【まじゅつ】
black magic, sorcery, magic tricks, juggling
魔法瓶【まほうびん】
thermos bottle, vacuum flask