also: あっちっち · あっちち · あちちち · あっちちち · あち
interjection
ouch!; hot!
Exclamation when touching something hot. Often repeated or drawn out for emphasis.
あちち！この鍋、すごく熱いよ。
Ouch! This pot is really hot.
子どもがストーブに触って「あちち！」と叫んだ。
The child touched the heater and yelled, "Hot, hot, hot!"
noun
something hot; fire
Only with reading あちち
Children's word for hot objects or fire. Used by or to small children.
あちちは危ないから触っちゃダメだよ。
Hot things are dangerous, so don't touch them.
「あちちがあるよ」と子どもがストーブを指さした。
The child pointed at the heater and said, "There's a hot thing."
Derived from the adjective 熱い (あつい, hot). The sound change to あちち is typical of child-directed speech and exclamatory reduplication.