noun, noun which may take the genitive case particle 'no'
mysticism
Refers to the belief in or pursuit of direct, personal union with the divine or ultimate reality through intuition, meditation, or ecstasy. Often used in religious, philosophical, or literary contexts.
彼は神秘主義に傾倒している。
He is drawn to mysticism.
この詩には神秘主義的な要素が強い。
This poem has strong mystical elements.
神秘 is the general noun for 'mystery' or 'something mystical', while 神秘主義 specifically denotes the doctrine or -ism of mysticism.
オカルト refers to occult practices and supernatural phenomena, often with a popular or sensational connotation, whereas 神秘主義 is a more formal term for mystical philosophy or theology.
Compound of 神秘 (しんぴ, 'mystery') + 主義 (しゅぎ, '-ism'). The word is a calque from Western languages, likely entering Japanese during the Meiji period as a translation of 'mysticism'.