| Ineffective fly catchers? | 25 |
| Ineffective firecracker | 23 |
| Inedible Swiss cheese part? | 27 |
| Inedible kind of orange | 23 |
| Inedible doughnut part? | 23 |
| Inebriated vege-taters? | 23 |
| IndyCar driver Patrick | 22 |
| Indy-winning Al, Jr. or Sr. | 27 |
| Indy's track, for one | 25 |
| Indy's "500" | 26 |
| Indy winner Franchitti | 22 |
| Indy winner after Emerson | 25 |
| Indy sights since 1911 | 22 |
| Indy quick-change artists | 25 |
| Indy Pro Series champ in 2002 | 29 |
| Indy Jones' bugaboo | 23 |
| Indy driver's concern | 25 |
| Indy and Daytona 500 winner | 27 |
| Indy 500's Luyendyk | 23 |
| Indy 500 winner Luyendyk | 24 |
| Indy 500 winner Franchitti | 26 |
| Indy 500 racer Luyendyk | 23 |
| Indy 500 entrant's skill | 28 |
| Indy 500 engine supplements | 27 |
| Indy 500 champ Luyendyk | 23 |
| Indwelling power or spirit | 26 |
| Industry org. Plummer served | 28 |
| Industry begun in 1895 | 22 |
| Industrious tunnel-makers | 25 |
| Industrious six-footers? | 24 |
| Industrious six-footers | 23 |
| Industrious little worker | 25 |
| Industrious little creatures | 28 |
| Industrious Japanese city | 25 |
| Industrious carpenter, e.g. | 27 |
| Industrialists' org. | 24 |
| Industrialists of a sort | 24 |
| Industrialist's deg. | 24 |
| Industrialist von Skoda | 23 |
| Industrialist Stronach | 22 |
| Industrialist Schindler | 23 |
| Industrialist J. Paul ___ | 25 |
| Industrialist Guggenheim | 24 |
| Industrialist Cyrus ___ | 23 |
| Industrial-zone feature | 23 |
| Industrial-strength relief? | 27 |
| Industrial-strength cleaners | 28 |
| Industrial-strength cleaner | 27 |
| Industrial-strength air? | 24 |
| Industrial units: Abbr. | 23 |
| Industrial town on the Oise | 27 |
| Industrial suburb of Detroit | 28 |
| Industrial storage containers | 29 |
| Industrial standards grp. | 25 |
| Industrial section of London | 28 |
| Industrial region of Germany | 28 |
| Industrial production unit | 26 |
| Industrial panic buttons | 24 |
| Industrial mogul, e.g. | 22 |
| Industrial Japanese city | 24 |
| Industrial Indiana city | 23 |
| Industrial hub of the Ruhr | 26 |
| Industrial hub of Germany | 25 |
| Industrial German city | 22 |
| Industrial city on the Mosel | 28 |
| Industrial city of Russia | 25 |
| Industrial city of Japan | 24 |
| Industrial city of Germany | 26 |
| Industrial city in Germany | 26 |
| Industrial city in E. Germany | 29 |
| Industrial center in Germany | 28 |
| Industrial Average deviser | 26 |
| Industrial area of Germany | 26 |
| Industrial area of Europe | 25 |
| Industrial Age landmark | 23 |
| Indulges in histrionics | 23 |
| Indulges in cabotinage | 22 |
| Indulgent Derby winner: 1975 | 28 |
| Indulgence at the mall | 22 |
| Indulged, with "on" | 29 |
| Indulged one's curiosity | 28 |
| Indulged in some capers? | 24 |
| Indulged in self-satisfaction | 29 |
| Indulged in good feeling | 24 |
| Indulged in cabotinage | 22 |
| Indulged at Thanksgiving | 24 |
| Indulge, with "to" | 28 |
| Indulge, with "on" | 28 |
| Indulge till you bulge | 22 |
| Indulge one's wanderlust | 28 |
| Indulge in youthful follies | 27 |
| Indulge in some hocus-pocus | 27 |
| Indulge in some capers? | 23 |
| Indulge in self-praise | 22 |
| Indulge in rodomontade | 22 |
| Indulge in pandiculation | 24 |
| Indulge in excessively | 22 |
| Indulge in a spring fancy | 25 |
| Induction-motor inventor | 24 |
| Induction requirement, often | 28 |