| Insufficient, as one's best | 31 |
| Items covered in piano practice | 31 |
| Incentive of some finance deals | 31 |
| Indulging excessively, slangily | 31 |
| Industry known for its drilling | 31 |
| It "deserves another" | 31 |
| In addition to the main portion | 31 |
| It may be taken before swinging | 31 |
| It's not standard equipment | 31 |
| It lies west of the Provo River | 31 |
| Irish painter: 1878–1931 | 31 |
| It's alleged to be a pasta? | 31 |
| Invertebrates' sense organs | 31 |
| It might produce a happy medium | 31 |
| Introductory course, in college | 31 |
| It's lost in a classic poem | 31 |
| It's something in the water | 31 |
| It doesn't stay in for long | 31 |
| Illustrator for Charles Dickens | 31 |
| It's all talk and no action | 31 |
| It may be found below the crust | 31 |
| Intense fighting at close range | 31 |
| Indian city southeast of Bombay | 31 |
| It may have a cheesy soundtrack | 31 |
| Insufficient funds notification | 31 |
| It may come before elem. school | 31 |
| Install beforehand, as software | 31 |
| It doesn't sell pay toilets | 31 |
| Intellectual or emotional depth | 31 |
| Inquire about a union contract? | 31 |
| It's known for its accuracy | 31 |
| Interrogate a Boston orchestra? | 31 |
| It introduced Rice Chex in 1950 | 31 |
| It may limit one's interest | 31 |
| It's not fiction or fantasy | 31 |
| Install replacement parts again | 31 |
| It's often broken on Jan. 2 | 31 |
| It may be immune or conditioned | 31 |
| It may be cooked in a crock pot | 31 |
| Invention for lazy equestrians? | 31 |
| It's legal in Massachusetts | 31 |
| Instruments for Getz and Parker | 31 |
| It merged with AT&T in 2005 | 31 |
| Its back is up against the wall | 31 |
| It's often served with soda | 31 |
| Ice skating Olympian of '84 | 31 |
| It's definitely not a yacht | 31 |
| It might be used for scribbling | 31 |
| It may be heard before crashing | 31 |
| In-box material for some agents | 31 |
| Its state sport is rodeo: Abbr. | 31 |
| It may be Red, White...and blue | 31 |
| It helps you find things online | 31 |
| It's probably under you now | 31 |
| It was formed in Manila in 1954 | 31 |
| Intersecting lines, in geometry | 31 |
| It's above the ground floor | 31 |
| It may follow the first failure | 31 |
| It can be dangerous when leaked | 31 |
| It's believing, in a saying | 31 |
| It may come between two numbers | 31 |
| It's good for the long haul | 31 |
| Incentive aimed at golden agers | 31 |
| Item in a certain e-mail folder | 31 |
| Indian once in the British army | 31 |
| India's ___ Mutiny: 1857-58 | 31 |
| In desperate need of irrigation | 31 |
| It may be preached to the choir | 31 |
| It's love-love at the start | 31 |
| It's accessed via a manhole | 31 |
| It's wasteful to Ed Norton? | 31 |
| In the bag, with "up" | 31 |
| It takes two, usually, at least | 31 |
| Israeli's "aloha" | 31 |
| It isn't what it looks like | 31 |
| It's not what it looks like | 31 |
| Israeli Prime Minister, 1953-55 | 31 |
| Its field once had a Strawberry | 31 |
| It might be a reflection on you | 31 |
| Item that's fit for a king? | 31 |
| Insulated from worldly problems | 31 |
| Illuminate, with "on" | 31 |
| It might be "stuffed" | 31 |
| Imelda's infamous obsession | 31 |
| It may be drawn in the bathroom | 31 |
| It might have a massage setting | 31 |
| Inclined to avoid the spotlight | 31 |
| It's generally played first | 31 |
| It's surrounded by cushions | 31 |
| Its raw form is yellowish-brown | 31 |
| Instruments played like rattles | 31 |
| Impossible-to-complete endeavor | 31 |
| Instruments with teakwood necks | 31 |
| Instruments used by the Beatles | 31 |
| Isn't off one's rocker? | 31 |
| It's mounted at the X Games | 31 |
| It's full of slots, briefly | 31 |
| It's slipped in a high-five | 31 |
| It determines black from white? | 31 |
| It's the limit, so they say | 31 |