i-adjective
Kansai dialect adjective describing someone or something as naive, inexperienced, or childlike. Often carries a slightly affectionate or teasing tone.
あの子はまだおぼこいところがあるなあ。
That kid still has a childish side, doesn't he?
そんなおぼこい考えじゃ、世
You can't get by in the world with such naive thinking.