| Sleeper's fantasies | 23 |
| Sleeper's duds | 18 |
| Sleeper's difficulty | 24 |
| Sleeper's concern | 21 |
| Sleeper's clothes | 21 |
| Sleeper's choice | 20 |
| Sleeper's breathing problem | 31 |
| Sleeper ___ | 11 |
| Sleeper __ | 10 |
| Sleeper unit | 12 |
| Sleeper song that entertains? | 29 |
| Sleeper sofas | 13 |
| Sleeper sofa | 12 |
| Sleeper or smoker | 17 |
| Sleeper or diner | 16 |
| Sleeper on the Nice express | 27 |
| Sleeper of note | 15 |
| Sleeper maker | 13 |
| Sleeper hit's locale, maybe | 31 |
| Sleeper hit of 1978? | 20 |
| Sleeper for two decades | 23 |
| Sleeper fastener | 16 |
| Sleeper cells? | 14 |
| Sleeper cars | 12 |
| Sleeper between tracks | 22 |
| Sleeper at a tea party | 22 |
| Sleeper agents | 14 |
| Sleeper agent, at times | 23 |
| Sleeper agent | 13 |
| Sleeper | 7 |
| Sleepaway, e.g. | 15 |
| Sleepaway place | 15 |
| Sleep: Prefix | 13 |
| Sleep: Pref. | 12 |
| Sleep: Comb. form | 17 |
| Sleep-___ (insomnia medication) | 31 |
| Sleep-study wd. | 15 |
| Sleep-stage letters | 19 |
| Sleep-stage acronym | 19 |
| Sleep-research abbr. | 20 |
| Sleep-related prefix | 20 |
| Sleep-regulating neurotransmitter | 33 |
| Sleep-producing | 15 |
| Sleep-on-the-floor pad | 22 |
| Sleep-inducing visitor | 22 |
| Sleep-inducing medicaments | 26 |
| Sleep-inducing fly | 18 |
| Sleep-inducing drugs | 20 |
| Sleep-inducing drug user | 24 |
| Sleep-inducing drug | 19 |
| Sleep-inducing | 14 |
| Sleep-disturbing sound | 22 |
| Sleep-clinic study | 18 |
| Sleep, with "out" | 27 |
| Sleep, to Shakespeare | 21 |
| Sleep, to Segovia | 17 |
| Sleep, to hurt minds: Shak. | 27 |
| Sleep, symbolically | 19 |
| Sleep, so to speak | 18 |
| Sleep, slangily | 15 |
| Sleep, informally | 17 |
| Sleep, in Sussex | 16 |
| Sleep, in Soho | 14 |
| Sleep, in product names | 23 |
| Sleep, in combinations | 22 |
| Sleep, in British slang | 23 |
| Sleep, food, etc. | 17 |
| Sleep ____ | 10 |
| Sleep ___ (decide tomorrow) | 27 |
| Sleep ___ (decide overnight) | 28 |
| Sleep ___ (decide in the morning) | 33 |
| Sleep ___ (breathing problem) | 29 |
| Sleep ___ | 9 |
| Sleep __ (computer setting) | 27 |
| Sleep __ | 8 |
| Sleep with, less politely | 25 |
| Sleep with, in slang | 20 |
| Sleep unsoundly | 15 |
| Sleep unit? | 11 |
| Sleep uneasily | 14 |
| Sleep trouble | 13 |
| Sleep time | 10 |
| Sleep threatener | 16 |
| Sleep symbols | 13 |
| Sleep study measurement | 23 |
| Sleep study diagnosis, perhaps | 30 |
| Sleep study abbr. | 17 |
| Sleep stopper | 13 |
| Sleep state, for short | 22 |
| Sleep state initials | 20 |
| Sleep state for an electronic device | 36 |
| Sleep state abbreviation | 24 |
| Sleep state | 11 |
| Sleep stages, briefly | 21 |
| Sleep stages | 12 |
| Sleep stage: Abbr. | 18 |
| Sleep stage, initially | 22 |
| Sleep stage, for short | 22 |
| Sleep stage, briefly | 20 |
| Sleep stage letters | 19 |