lend + left in a state, uncorrected
kashi ppanashi
left in a state, uncorrected (often negligently); also — keep doing nonstop
meaning: be left lent
ドア、開けっぱなし！
doa, ake ppanashi!
The door is left opened! casual
今日は一日中立ちっぱなしで、足が痛い。
kyou wa ichinichijuu tachippanashi de, ashi ga itai.
I was on my feet the whole day today, and my legs hurt. neutral