っぱなし (ppanashi): Leave as is; keep doing
～っぱなし (ppanashi)
Meaning
Leave as is; keep doing
Formation and usage
V stem + っぱなし
Notation: N = noun; V dictionary = dictionary-form verb; V stem = the stem before ます; plain clause = plain-form clause; negative stem = the form before ない. Follow the attachment shown above.
Explanation
Describes a continuous action or a state left unattended afterward, often implying carelessness.
Examples
会議の間、彼は立ちっぱなしだった。
He remained standing throughout the meeting.
試験の間、彼は立ちっぱなしだった。
He remained standing throughout the exam.
研修の間、彼は立ちっぱなしだった。
He remained standing throughout the training session.
発表会の間、彼は立ちっぱなしだった。
He remained standing throughout the presentation event.
面接の間、彼は立ちっぱなしだった。
He remained standing throughout the interview.
How related patterns differ
きる stresses completion; ぬく perseverance to the end. てみせる shows determination. てやまない sustains a feeling; っぱなし, づめ, and 通し describe duration with different nuances. ては～ては repeats alternating actions.