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ついつい (tsuitsui) Japanese meaning: unintentionally | Kotomora
じ 字 Furigana
Related words つい is a more general word for doing something unintentionally or just a moment ago, while ついつい stresses a repeated, habitual slip despite knowing better.
うっかり describes a careless slip caused by inattention, whereas ついつい describes giving in to temptation or habit even while aware of it.
思わず describes an instinctive, reflexive reaction to a stimulus, while ついつい describes a repeated lapse into a bad habit despite one's intentions.
Etymology Reduplication of つい, an adverb of spontaneous or careless action. The exact origin of つい is uncertain, but the reduplicated form intensifies the sense of repeated, involuntary behavior.
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食た
べ
て
しまう
。
Even though I'm on a diet, I end up eating sweets without meaning to.
I find myself unconsciously checking my phone during work.
〈
物もの
〉
を
買か
ってしまう
to end up buying something on impulse
During sales, I end up buying things I don't need without meaning to.