| murk(noun, dusk, nighttime, place) |
| night-time(noun, darkness, daytime, time) |
| pitch dark(noun, expression, dark, darkness, adjective) |
| dusk to dawn(noun, expression, idiom, dark, darkness) |
| obscure(noun, darkness, daytime, dusk) |
| dark hours(noun, expression, dark, darkness, time) |
| nighttide(noun, dark, darkness, time, part) |
| witching hour(noun, expression, darkness, dark, time) |
| after dark(noun, expression, dark, darkness, adjective) |
| duskiness(noun, dark, darkness, time, place) |
| opaque(noun, dusk, nighttime, adjective) |
| after hours(noun, expression, dark, darkness, time) |
| gloominess(noun, dusk, nighttime) |
| pitch darkness(noun, dusk, nighttime, expression) |
| early hours(expression, time, dark, darkness) |
| bedtime(noun, time, dark, darkness) |
| middle of the night(expression, time, dark, darkness) |
| small hours(expression, time, dark, darkness) |