| 100% | YEAR | 4 | Time it takes for Earth to circle the sun |
| 74% | YEAR | 4 | Length of time it takes for the Earth to go around the Sun |
| 54% | BHASKARA | 8 | Estimated a time for earth to orbit the sun, __ II |
| 51% | EON | 3 | Time it takes for a mountain to form |
| 51% | EON | 3 | Time it takes for paint to dry, seemingly |
| 50% | PSEC | 4 | Time it takes for light to travel .3 mm |
| 48% | EON | 3 | Amount of time it takes for a red light to change, hyperbolically |
| 47% | NSEC | 4 | Approx. time it takes for light to travel one foot |
| 47% | AEONS | 5 | The time it takes mountains to rise |
| 45% | EON | 3 | Time it may take for a solar system to form |
| 43% | GIGAWATTS | 9 | It takes 1.21 to time travel in Back to the Future |
| 42% | RADIO | 5 | It was used to play music for the first time in 1906 |
| 42% | ODOR | 4 | Indication that it's time to take out the trash |
| 42% | ODOR | 4 | Sign that it's time to take out the trash |
| 42% | ODORS | 5 | Signs that it's time to take out the trash |
| 41% | RATIO | 5 | Pi is one, for the circumference of a circle to its diameter |
| 41% | YEAR | 4 | Time period for one revolution around the Sun by Earth |
| 40% | MIDDLEAGE | 9 | Crisis time, for some ... or a hint to each of the circled words |
| 40% | SPINS | 5 | "For a long time, it was believed that the sun ___ around the earth." |
| 40% | VIOLINIST | 9 | One who takes a bow? (see 19-Down for a hint to the circles) |
| 39% | ABS | 3 | Muscles sometimes advertised by the time it takes to produce them |
| 39% | NEWSCYCLE | 9 | Time it takes to forget about a story, say |
| 39% | NSEC | 4 | Time it takes light to travel a ft., roughly |
| 39% | NSEC | 4 | Time it takes light to travel a ft., approximately |
| 39% | PSEC | 4 | Time it takes light to travel .3 mm: Abbr. |
| 39% | PORK | 4 | It takes time to cure |
| 39% | ONEHOUR | 7 | Time it takes to develop a set of photos, maybe |
| 39% | PEP | 3 | It's nearly time for the football season to start, let's amp up the players at the ___ rally |
| 38% | LIMIT | 5 | "Take It to the ___" (hit song for the Eagles) |
| 38% | GLENN | 5 | First U.S. astronaut to circle the earth |