うっかり の訳語→ absentmindedly accident accidentally careless carelessly fear heedlessly inadvertent injudiciously let nearly thoughtlessly uncertainly unguardedly unintentional unthinkingly venture
つい の訳語→ actually always automatically but day easily hard involuntarily involuntary just keep mere only quite simply slightly sometimes tend typically unintentionally unwisely very
なにげなく の訳語→ indifferently innocently lightly
ふと の訳語→ abruptly accidental briefly chance dare instantly momentary soon sudden suddenly unbidden unexpectedly when
思わず の訳語→ impulsively instinctively unconsciously unwillingly visibly
心ならずも の訳語→ inescapably regretful reluctant reluctantly unwanted
