| Answer | Crossword Clue |
|---|---|
| OPIATES | They induce sleep |
| ANTIGENS | They induce immune system responses |
| ELOPERS | They run or sleep |
| SOTS | They might sleep tight |
| YOYOS | They can sleep in midair |
| SOMNILOQUISTS | They talk in their sleep |
| BEDTIMESTORIES | They may put kids to sleep |
| YOYOS | They can sleep while you watch |
| DRIPS | They may make you lose sleep |
| OPIATES | They may put you to sleep |
| SEDATIVES | They may put you to sleep |
| YOYOS | They can sleep if you play with them |
