閼伽[aka] water offering to Buddha

閻魔[enma] Yama (king of the world of the dead, who judges the dead)
閻魔の庁[enmanochou] judgment seat of Yama (judgement)
閻魔大王[enmadaiou] Yama
閻魔蟋蟀[enmakoorogi] Oriental garden cricket
閻魔帳[enmachou] teacher's mark or grade book

閻王[enou] Yama, judge of the afterlife
閻魔顔[enmagao] devilish face
閻浮提[enbudai] Jambudvipa (continent of the terrestrial world in Hindu cosmology)
閻魔王[enmaou] Yamaraja (king of the world of the dead, who judges the dead)
閻魔天[enmaten] Yama (as protector deity of the south in esoteric Buddhism)

閹人[enjin] eunuch
閹官[enkan] eunuch

病閹[byouen] long illness that will not heal

閾値[ikichi] threshold (amount, dose, etc.)
識閾[shikiiki] threshold of consciousness
閾下[ikika] subliminal (below the threshold of sensation or consciousness)
閾刺激[ikishigeki] threshold stimulus

検知閾値[kenchiikichi] detection threshold
痛覚閾値[tsuukakuikichi] pain threshold
閾値下[ikichika] subliminal