bocha-bocha
The repeated sound of objects plopping into water — children throwing stones, heavy raindrops hitting a pond, or splashing around clumsily.
💡Children throwing stones into a pond — 'They tossed pebbles bocha-bocha into the water.'
子供たちが石を池にぼちゃぼちゃ投げ入れた。
The children threw stones bocha-bocha into the pond.
The kids were ___ tossing rocks into the creek all afternoon.
子供たちは午後ずっと川に石を○○と投げ入れていた。