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不知不觉
不知不覺
bùzhībùjué
1. unconsciously
2. unwittingly

Character Breakdown

不
bù
no, not, un-; negative prefix
HSK 1 4 丶
知
zhī
to know, to perceive, to comprehend
HSK 2 8 丶
不
bù
no, not, un-; negative prefix
HSK 1 4 丶
觉
jué
conscious; to nap, to sleep; to wake up
HSK 1 9 丶

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