also: はなし · ぱなし
noun, used as a suffix
leaving something in an improper state
Attaches to the -masu stem of a verb. Indicates that something is left in an undesirable or unfinished state, often implying neglect or carelessness.
See also: っぱなし
ドアを開けっぱなしにしないでください。
Please don't leave the door open.
彼は食
He left his half-eaten bread lying around.
noun, used as a suffix
doing continuously; keep ...-ing
Attaches to the -masu stem of a verb. Describes an action continuing without pause, often with a nuance of relentlessness or excess.
See also: っぱなし
昨日は一日中雨が降りっぱなしだった。
It kept raining all day yesterday.
彼は一時間もしゃべりっぱなしだ。
He's been talking nonstop for an hour.
まま indicates a state remaining unchanged, but without the negative or continuous-action nuance of っぱなし. っぱなし often implies neglect or relentless continuation.
Derived from the -masu stem of 放す (はなす, 'to release, let go') with rendaku voicing, becoming a suffix meaning 'left as is' or 'continuously'.