sudden noise
- bangSudden loud noise
- crashSudden violent impact
- crackNarrow break or attempt
- popFizzy drink, regionally
- boomLoud deep sound
startle · jolt · clap · snap · thud · blast · explosion · thunder · slam · shriek · screech · gunshot · backfire · alarm · fright · jump · shock · loud
presence vs. absence of sound
sudden noisesilence
Total lack of sound
dead silence · quiet · stillness · hush · soundlessness