| Answer | Crossword Clue |
|---|---|
| RATATAT | Sound of a knock |
| knapped | Strike with a hard short sound; knock |
| knapping | Strike with a hard short sound; knock |
| bonking | Knock or hit (something) so as to cause a reverberating sound |
| answered | Act in reaction to (a sound such as a telephone ringing or a knock or ring on a door) |
| answering | Act in reaction to (a sound such as a telephone ringing or a knock or ring on a door) |
| RAP | Door-knock sound |
| RATATAT | Knock-knock sound |
| BONK | Cartoon knock-on-the-head sound |
