おっちょこちょい

おっちょこちょい
noun, na-adjective
scatterbrain; clumsy person; careless blunderer
1. scatterbrain; clumsy person; careless blunderer
A person who acts hastily without thinking, often making silly mistakes or blunders. Can also be used as a na-adjective to describe such careless behavior. Has a lighthearted, somewhat affectionate tone rather than being harshly critical.
あの(ひと)はおっちょこちょいだ。
That person is a scatterbrain.
おっちょこちょいな性格(せいかく)(なお)したい。
I want to fix my scatterbrained personality.
彼女(かのじょ)はおっちょこちょいで、今日(きょう)(かぎ)(わす)れて(いえ)()てしまった。
She's such a scatterbrain — today she left the house forgetting her keys again.

USAGE:
Used as both a noun (おっちょこちょいだ) and a na-adjective (おっちょこちょいな). The word has a lighthearted, playful nuance — it describes someone who makes careless mistakes but not in a malicious way. Often used affectionately or with mild exasperation.

COMMON COLLOCATIONS:

  • おっちょこちょいな性格(せいかく) (scatterbrained personality)
  • おっちょこちょいなミス (careless blunder)
  • おっちょこちょいな(ひと) (a scatterbrained person)

SIMILAR WORDS:

  • (あわ)(もの): hasty person — similar but emphasizes rushing rather than general carelessness
  • うっかり(もの): absentminded person — focuses on forgetfulness rather than impulsive carelessness
  • 粗忽者(そこつもの): blunderer — more formal/literary equivalent