| 100% | OBSOLETE | 8 | No longer used, as a word |
| 78% | ARCHAIC | 7 | No longer used, as an ancient word |
| 66% | RHYTHMS | 7 | Longest commonly used word with no a, e, i, o or u |
| 64% | OBS | 3 | No longer used, in a dict. |
| 62% | JAMMEDUP | 8 | No longer feeding, as a photocopier |
| 62% | HEWN | 4 | No longer standing, as a tree |
| 62% | DATED | 5 | No longer fresh, as a fashion |
| 62% | OLD | 3 | No longer funny, as a joke |
| 62% | RIPE | 4 | No longer green, as a fruit |
| 62% | TAKEN | 5 | No longer available, as a seat |
| 62% | OFFOF | 5 | No longer taking, as a medication |
| 61% | OOP | 3 | No longer available, as a book: Abbr. |
| 61% | FILLED | 6 | No longer available, as a job opening |
| 61% | SWORD | 5 | Words used as a weapon |
| 60% | RET | 3 | No longer active, as a sgt. or gen. |
| 60% | BIGKID | 6 | One no longer using a sippy cup, say |
| 60% | MAYDAY | 6 | Word used as a distress signal |
| 59% | ROGUE | 5 | No longer following orders, as a spy |
| 58% | SOLD | 4 | No longer available for purchase, as a house |
| 58% | SOLD | 4 | No longer on the market, as a house |
| 58% | DEAR | 4 | Word often used as a letter starter |
| 57% | ARCHAISM | 8 | Expression no longer in use, old-fashioned word |
| 57% | ROGET | 5 | Word often used as a synonym for "thesaurus" |
| 57% | OBS | 3 | Like no-longer-used words, in a dict. |
| 56% | NEE | 3 | Word followed by a last name that’s no longer used |
| 56% | THEY | 4 | Word increasingly used as a gender-neutral singular pronoun |
| 54% | CRUTCH | 6 | Long stick used as a support when a leg is injured |
| 54% | EUR | 3 | Union that no longer has U.K. as a member, for short |
| 53% | BOOYAH | 6 | '90s slang word used as a triumphant shout |
| 53% | ASS | 3 | Word that can be used as a postpositive intensifier |