| Twelve fifty-nine successor | 27 |
| Twelve follower | 15 |
| Twelve grain, e.g. | 18 |
| Twelve hours | 12 |
| Twelve in a box? | 16 |
| Twelve inches | 13 |
| Twelve inches of supply boat? | 29 |
| Twelve men have walked on it | 28 |
| Twelve minutes in basketball | 28 |
| Twelve minutes in the NBA: Abbr. | 32 |
| Twelve months | 13 |
| Twelve months ago | 17 |
| Twelve months from now | 22 |
| Twelve months in Madrid | 23 |
| Twelve months in Metz | 21 |
| Twelve months in Toulouse | 25 |
| Twelve months, in Mexico | 24 |
| Twelve months, in Murcia | 24 |
| Twelve moons | 12 |
| Twelve o'clock in the day | 29 |
| Twelve o'clock in the daytime | 33 |
| Twelve o'clock meeting | 26 |
| Twelve o'clock, half the time | 33 |
| Twelve Oaks neighbor | 20 |
| Twelve Oaks, e.g. | 17 |
| Twelve Olympians member | 23 |
| Twelve on the clock | 19 |
| Twelve or sixteen penny item | 28 |
| Twelve or thirteen tricks | 25 |
| Twelve P.M. | 11 |
| Twelve pence | 12 |
| Twelve pence, in Soho | 21 |
| Twelve point type size | 22 |
| Twelve points, to a typesetter | 30 |
| Twelve sharp | 12 |
| Twelve to one | 13 |
| Twelve twelves | 14 |
| Twelve zeroes prefix | 20 |
| Twelve __ | 9 |
| Twelve ___ | 10 |
| Twelve ___ ("Gone With the Wind" plantation) | 54 |
| Twelve ___ ("Gone With the Wind" setting) | 51 |
| Twelve ___ ("GWTW" plantation) | 40 |
| Twelve ___ (Tara neigbor) | 25 |
| Twelve ___ (Tara neighbor) | 26 |
| Twelve ___ of Rome | 18 |
| Twelve ___, "G.W.T.W." plantation | 43 |
| Twelve _____ ("G.W.T.W." home) | 40 |
| Twelve _____ ("G.W.T.W." locale) | 42 |
| Twelve, for short | 17 |
| Twelve, half of the time | 24 |
| Twelve, in Spain | 16 |
| Twelve, maybe | 13 |
| Twelve, nowadays | 16 |
| Twelve-book Latin epic | 22 |
| Twelve-book Trojan tale | 23 |
| Twelve-faced solid | 18 |
| Twelve-grade school | 19 |
| Twelve-hour period | 18 |
| Twelve-hour shift, e.g. | 23 |
| Twelve-inch boat? | 17 |
| Twelve-inch ottoman? | 20 |
| Twelve-member cartel | 20 |
| Twelve-mo. spans | 16 |
| Twelve-month periods | 20 |
| Twelve-month spans | 18 |
| Twelve-month spans: Abbr. | 25 |
| Twelve-note scale used by Schoenberg | 36 |
| Twelve-note scale, e.g. | 23 |
| Twelve-point type | 17 |
| Twelve-point type size | 22 |
| Twelve-sided figure | 19 |
| Twelve-signed system | 20 |
| Twelve-speed | 12 |
| Twelve-step program for children of drinkers | 44 |
| Twelve-step program for friends and relatives | 45 |
| Twelve-syllable line of verse | 29 |
| Twelve-time presidential candidate | 34 |
| Twelve-time Pro Bowl player Junior | 34 |
| Twelve-year old, e.g. | 21 |
| Twelve-year school, briefly | 27 |
| Twelve-year-old | 15 |
| Twelve-year-old, e.g. | 21 |
| Twelve-__ program | 17 |
| Twelve: Abbr. | 13 |
| Twelve: Comb. form | 18 |
| Twelve: Prefix | 14 |
| Twelvemonth | 11 |
| Twelvemonth in Old West | 23 |
| Twenties | 8 |
| Twenties art genre | 18 |
| Twenties dispenser | 18 |
| Twenties dispensers | 19 |
| Twenties pop (radar's fave) | 31 |
| Twenties source | 15 |
| Twenties suppliers | 18 |
| Twenties vamp | 13 |
| Twenties, e.g. | 14 |
| Twentieth century | 17 |
| Twentieth of a ream | 19 |