隠密[onmitsu] privacy
過密[kamitsu] overcrowding
確率密度関数[kakuritsumitsudokansuu] probability density function
機密[kimitsu] secrecy
機密性[kimitsusei] confidentiality

機密保護[kimitsuhogo] security (e.g. data, password, etc.)
気密[kimitsu] airtight
気密室[kimitsushitsu] airtight chamber
緊密[kinmitsu] rigour
軍事秘密[gunjihimitsu] military secret

秘露[peruu] Peru
極秘[gokuhi] absolute secrecy
軍事秘密[gunjihimitsu] military secret
厳秘[genpi] strict secret
公然の秘密[kouzennohimitsu] open secret

社外秘[shagaihi] company secret
神秘[shinpi] mystery
神秘学[shinhigaku] occultism (Western)
神秘的[shinpiteki] mysterious
秘める[himeru] to hide

居炉裏[irori] sunken hearth
共裏[tomoura] lining a kimono with the same material as the kimono itself
胸裏[kyouri] one's heart
庫裏[kuri] monastery kitchen
交際場裏[kousaijouri] society

手裏剣[shuriken] shuriken
天井裏[tenjouura] above the ceiling
内裏[dairi] imperial palace
内裏びな[dairibina] festival dolls representing the emperor and the empress
脳裏[nouri] one's mind

囲炉裡[irori] sunken hearth
庫裡[kuri] monastery kitchen
成功裡[seikouri] success
脳裡[nouri] one's mind
裡面[rimen] back

禁裡[kinri] Imperial Palace
暗々裡[ananri] gloomy
秘密裡[himitsuri] behind closed doors
競争場裡[kyousoujouri] an (the) arena of competition
交際場裡[kousaijouri] social circles