| at rest(expression, adjective, calm, quiet, smooth) |
| buttoned up(expression, adjective, close, quiet, smooth) |
| calm(adjective, quiet, smooth, gentle, tranquil) |
| clammed up(expression, adjective, close, quiet, smooth) |
| close(adjective, quiet, soft, low, peaceful) |
| close-mouthed(adjective, close, quiet, smooth, soft) |
| closed(adjective, calm, quiet, smooth, tranquil) |
| could hear a pin drop(expression, adjective, idiom, close, quiet) |
| deathlike(adjective, calm, quiet, smooth, tranquil) |
| deathly(adjective, calm, quiet, smooth, tranquil) |
| deathly quiet(expression, adjective, calm, quiet, smooth) |
| deathly still(expression, adjective, calm, quiet, smooth) |
| dumb(adjective, close, quiet, soft, low) |
| fixed(adjective, calm, quiet, smooth, tranquil) |
| halcyon(adjective, calm, quiet, smooth, tranquil) |
| hushed(adjective, close, quiet, smooth, soft) |
| inaudible(adjective, close, quiet, soft, low) |
| inert(adjective, calm, quiet, smooth, tranquil) |
| inobtrusive(adjective, quiet, soft, low, silenced) |
| lifeless(adjective, calm, quiet, smooth, tranquil) |