Correct

/ dēng /
Strokes

Definition

(onom.) thud/thump

Example

As an Onomatope

thump; thud

1
dēngdēng
噔噔
dēng
deshàng
地上
le
lóu
  

He thumped upstairs.

2
Dēngdēng
噔噔
dēng
de
jiǎoshēng
脚步声

sound of heavy footsteps

Related

嘎噔咯噔