| 100% | TBA | 3 | Letters on a schedule meaning "We'll let you know" |
| 55% | NFS | 3 | Letters on a display model, perhaps, that let you know you can't buy it under any circumstances |
| 53% | TBA | 3 | "We'll tell you later" letters on a schedule |
| 53% | TBA | 3 | "We'll let you know later" letters |
| 53% | TBA | 3 | "We'll let you know," on skeds |
| 49% | TBA | 3 | "We don't know yet" letters on a schedule |
| 44% | RSVP | 4 | "Please let us know if you're coming" letters |
| 44% | TBA | 3 | "We'll let you know later" |
| 44% | TBA | 3 | Placeholder letters on a schedule |
| 44% | TBA | 3 | Placeholding letters on a schedule |
| 44% | ICANT | 5 | "I'll let you know if ___ make it on time.": 2 wds. |
| 41% | RSVP | 4 | "Kindly let us know" letters on invites |
| 41% | IOU | 3 | Letters on a "will pay you later" note |
| 41% | IOU | 3 | Letters on a "will pay you back" note |
| 41% | RSVP | 4 | "Let us know if you're coming" letters |
| 41% | RSVP | 4 | “Let us know if you’re attending” letters |
| 40% | TBD | 3 | Uncertain letters on a TV schedule, say |
| 39% | RATTLER | 7 | One letting you know before going for a bite? |
| 38% | RSVP | 4 | "Let us know" letters on wedding invites |
| 37% | RUFFLE | 6 | You know how I bought a dress with a ___ on it? ...
|
| 37% | ETA | 3 | Letters meaning "When should we expect you?" |
| 37% | RSVP | 4 | "Kindly let us know" letters |
| 37% | CALLERID | 8 | Phone service that lets you know who's on the other end: 2 wds. |
| 37% | TBA | 3 | "We don't know yet," on a schedule: Abbr. |
| 36% | LAGGARD | 7 | You know how we got stuck in traffic behind a ___ who barely moved? ...
|
| 36% | WIFIPASSWORD | 12 | Info on a cafe receipt that lets you access their internet |
| 36% | RSVP | 4 | "Kindly let us know," on invites: Abbr. |
| 36% | VIA | 3 | Word on a travel schedule which means passing through a certain place |
| 35% | YET | 3 | "I haven't decided ___" ("I'll let you know later") |
| 35% | ABLE | 4 | "Let us know if you'll be ___ to attend" |