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

洩る[moru] to leak
洩れ[more] leakage
漏洩[rouei] disclosure
木洩れ陽[komorebi] sunlight filtering through trees
洩らす[morasu] to let leak

洩れる[moreru] to leak out
秘密漏洩[himitsurousetsu] leaking of a secret
秘密漏洩罪[himitsurousetsuzai] (the crime of) revealing state secrets
漏洩電流[roueidenryuu] leakage current
軍紀漏洩[gunkirouei] disclosure (leakage, betrayal) of military secrets

お漏らし[omorashi] peeing
遺漏[irou] omission
遺漏なく[irounaku] complete
雨漏[amamori] roof leak
歯槽膿漏[shisounourou] periodontitis

粗漏[sorou] careless
早漏[sourou] premature ejaculation
脱漏[datsurou] omission
杜漏[zurou] careless
分液漏斗[bunekirouto] separatory funnel

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