| 100% | LINEINTHESAND | 13 | *Metaphorical boundary that shouldn't be crossed |
| 56% | REDLINE | 7 | Invisible boundary that is not to be crossed |
| 53% | SODA | 4 | Something that shouldn't be flat |
| 53% | IPAD | 4 | Tablet that shouldn't be swallowed? |
| 53% | METAPHOR | 8 | Something that shouldn't be mixed |
| 53% | MUSTREAD | 8 | Text that shouldn't be returned? |
| 53% | REDLIGHT | 8 | Something that shouldn't be run |
| 52% | CHAD | 4 | Something that shouldn't be left hanging |
| 52% | FLY | 3 | Something that shouldn't be left open |
| 52% | NONOS | 5 | Things that shouldn't be done (Hyph.) |
| 52% | NONO | 4 | Something that shouldn't be done: Hyph. |
| 51% | BREAKALEG | 9 | Opening-night encouragement that shouldn’t be taken literally |
| 51% | DOORS | 5 | Things that shouldn’t be held on the subway |
| 51% | RUNNING | 7 | Action that shouldn't be done with scissors |
| 51% | IPADS | 5 | Tablets that shouldn't be used with water |
| 51% | BLAB | 4 | Say things that shouldn't be said |
| 51% | PERFUME | 7 | Feminine scent that shouldn't be oversprayed |
| 51% | PCS | 3 | Notebooks that shouldn't be written on with pen |
| 51% | LAVA | 4 | Flower that shouldn't be handled with bare hands? |
| 51% | UNRIPE | 6 | Like something that shouldn't yet be picked |
| 51% | SPILT | 5 | Like milk that shouldn't be cried over |
| 50% | SSNS | 4 | ID nos. that shouldn't be shared widely |
| 50% | JELLYFISH | 9 | Tentacled sea creature that shouldn't be touched |
| 50% | TSK | 3 | "You shouldn't be doing that!" |
| 49% | FOIL | 4 | Aluminum sheet that shouldn't be put in a microwave |
| 49% | COARSE | 6 | Like language that shouldn't be heard by sensitive ears |
| 48% | TMI | 3 | "LMAO you shouldn't be sharing that" |
| 47% | OPENTOE | 7 | Kind of shoe that shouldn't be worn in a factory |
| 47% | LINKS | 5 | Parts of phishing emails that shouldn't be clicked on |
| 46% | TOOSOON | 7 | "You shouldn't be so quick to joke about that!" |