| yawn(verb, dream, sleep, tiredness) |
| doze off(verb, phrasal verb, dream, sleep, tiredness) |
| catch a wink(expression, dream, sleep, tiredness) |
| catch forty winks(expression, dream, sleep, tiredness) |
| cop some z's(expression, dream, sleep, tiredness) |
| hit the hay(expression, dream, sleep, tiredness) |
| hit the sack(expression, dream, sleep, tiredness) |
| saw wood(expression, dream, sleep, tiredness) |
| take a nap(expression, dream, sleep, tiredness) |
| darkness hours(expression, time, relax, sleep) |
| down time(expression, time, relax, sleep) |
| night tide(expression, time, relax, sleep) |
| night time(expression, time, relax, sleep) |
| relaxation time(expression, time, relax, sleep) |
| go to sleep(expression, dream, sleep, tiredness) |
| peace(noun, dream, sleep, tiredness) |
| serenity(noun, dream, sleep, tiredness) |
| bed down(verb, phrasal verb, dream, sleep, tiredness) |
| conk out(verb, phrasal verb, dream, sleep, tiredness) |
| fall out(verb, phrasal verb, dream, sleep, tiredness) |