| 100% | HORSESHOE | 9 | __ crabs are considered the oldest fossils |
| 46% | SIENA | 5 | Italian city home to what many consider to be the world's oldest bank |
| 45% | IDEALISM | 8 | Plato is considered the father of it |
| 44% | TELEPHONE | 9 | The old-school one was rotary |
| 43% | THEHILL | 7 | What the old are over |
| 43% | NAST | 4 | Thomas, who is considered the "Father of the American Cartoon" |
| 43% | GIA | 3 | ___ Carangi, a fashion model who was considered the first supermodel |
| 43% | TREE | 4 | The oldest known living one is named Methuselah |
| 42% | HEAVE | 5 | Got the old __-ho; was fired |
| 42% | GIA | 3 | ___ Carangi, American model who was considered the world's first supermodel |
| 42% | COMMON | 6 | Pagurus hermit crab is the __ hermit crab |
| 41% | HILLS | 5 | Be as old as the ___ |
| 41% | IKU | 3 | ___-Turso, Finnish mythological sea monster who is considered the father of diseases |
| 41% | REAL | 4 | What some consider the 38-Across to be |
| 41% | FAKE | 4 | What some consider the 38-Across to be |
| 40% | HBCU | 4 | The oldest in the U.S. is Cheyney University of Pennsylvania |
| 40% | PEN | 3 | This is considered to be mightier than the sword |
| 40% | MARE | 4 | The old gray one ain't what she used to be |
| 40% | IVORY | 5 | What the oldest known chess set was carved from |
| 40% | AARON | 5 | In the Old Testament, he was Moses's brother |
| 40% | ALERO | 5 | Olds that was once in the news |
| 39% | COMO | 4 | Italian city where Pliny the Elder and Younger were born |
| 39% | RAINING | 7 | It's __, it's pouring, the old man is snoring |
| 39% | POURING | 7 | It's raining, it's __, the old man is snoring |
| 39% | SNORING | 7 | It's raining, it's pouring, the old man is __ |
| 39% | NEXT | 4 | "The eldest son is ___ in line to the throne." |
| 39% | DATSUN | 6 | Old car with the slogan "We are driven" |
| 39% | MINARET | 7 | The world's oldest one is in Tunisia |
| 39% | ARMOREDDIVISION | 15 | "Old Ironsides" is the Army's oldest |
| 39% | BOXJELLYFISH | 12 | Umbrella-shaped invertebrate that is considered the most venomous animal on the planet: 2 wds. |