妖魔 is read as ようま (youma) and means ghost.
ようま
youma
ようかい
ghost
ようせい
fairy
ようえん
fascinating
あくま
Māra
じゃま
to visit (someone's home)
ま
-crazed person
びょうま
demon of ill health
だんまつま
one's last moments
とおりま
demon who brings misfortune to houses or people he passes by
すいま
sleepiness
しゅうしゅうま
collecting maniac
こあくま
(young) seductress