| 100% | PERSE | 5 | By or in itself |
| 65% | AGO | 3 | Gone by or in the past |
| 61% | ACLASS | 6 | In __ by itself |
| 59% | AONE | 4 | In a class by itself |
| 59% | ONLY | 4 | In a class by itself |
| 59% | NEAT | 4 | In a glass by itself |
| 55% | TUM | 3 | By itself or when doubled, a tot's stomach |
| 55% | ODD | 3 | Unexpectedly by itself, as in the dryer |
| 54% | MARINE | 6 | Found in or produced by the sea |
| 54% | MARINE | 6 | Found in, or produced by the sea |
| 54% | HAUNTED | 7 | Scary; visited or lived in by ghosts |
| 54% | AMI | 3 | Friend of Descartes ... or, in English, question pondered by Descartes? |
| 53% | RUT | 3 | Furrow or track in ground made by vehicles |
| 53% | SOLITAIRE | 9 | Gemstone set by itself in a piece of jewelry |
| 52% | SCORES | 6 | Numbers or points in a game made by teams |
| 52% | SCREWS | 6 | Metal items, twisted in by hand or electric drill |
| 52% | HIGHLIGHT | 9 | Bright hue in hair made by dyeing or bleaching |
| 52% | NATURAL | 7 | Something that occurs or grows by itself, like a rainforest |
| 51% | CASSEROLE | 9 | Stew cooked in a deep dish, or the dish itself |
| 51% | ETCHING | 7 | To make designs in metal or glass by using acid |
| 51% | RAID | 4 | Surprise action by an agency in power or a government |
| 51% | GRUEL | 5 | Thin porridge made by boiling oatmeal in water or milk |
| 51% | PORRIDGE | 8 | Soft food made by boiling oats in milk or water |
| 50% | AUTONYM | 7 | A word or name by which a group refers to itself |
| 50% | POWER | 5 | How many times a number is multiplied by itself, in math |
| 50% | TEDTALK | 7 | Presentation by Bill Clinton in 2007 or Bill Gates in 2010 |
| 50% | ANTE | 4 | Amount placed by a person in poker or other similar games |
| 50% | EMU | 3 | The bird Edward or Edwina, in kids' books by Sheena Knowles |
| 50% | COBWEB | 6 | Caused by spiders in an old or abandoned space |
| 49% | CROOK | 5 | "By Book or by ___" (first novel in Eva Gates' "Lighthouse Library" mystery series) |