“Treacherous” in Japanese
Short answer
Treacherous in Japanese is “佞姦” (neikan). Full meaning: treacherous, wicked, perverse.
Other ways to say “Treacherous” in Japanese
悪逆無道
akugyakumudou treacherous, heinous, treasonous, atrocious
油断ならない
yudannaranai treacherous, dangerous, untrustworthy, sneaky, cunning
油断のならない
yudannonaranai treacherous, dangerous, untrustworthy, sneaky, cunning
大逆非道
taigyakuhidou heinous, treacherous, atrocious, diabolic, fiendish, inhuman
大逆無道
taigyakumudou heinous, treacherous, atrocious, diabolic, fiendish, inhuman
悪逆非道
akugyakuhidou heinous, treacherous, atrocious, diabolic, fiendish, inhuman
陰険
inken crafty, tricky, sly, wily, treacherous, underhand; sinister (look)
いんけん
inken crafty, tricky, sly, wily, treacherous, underhand; sinister (look)
インケン
inken crafty, tricky, sly, wily, treacherous, underhand; sinister (look)
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