gatan
A sudden heavy thud or clatter, like a train jolting over track joints or a chair toppling over.
💡Riding a train over rail joints — 'The train went gatan as it crossed the bridge.'
電車ががたんと揺れた。
The train jolted gatan.
The old train shook ___ every time it crossed a rail joint.
古い電車が線路のつなぎ目のたびに○○と揺れた。