| III, to a modern Roman | 22 |
| II, to III, par exemple | 23 |
| II Duce's daughter | 22 |
| II Chronicles follower | 22 |
| Ihram wearer's journey | 26 |
| IHOP's CEO ___ Stewart | 26 |
| Iguana pals in Ecuador? | 23 |
| Iguana or zebu feature | 22 |
| Iguana or Chihuahua, e.g. | 25 |
| Igor, to Dr. Frankenstein | 25 |
| Igor and Dr. Watson: Abbr. | 26 |
| Ignoring, with "to" | 29 |
| Ignoring copyrights, say | 24 |
| Ignoring boundaries, in a way | 29 |
| Ignores, with "out" | 29 |
| Ignores the teleprompter | 24 |
| Ignores others' advice | 26 |
| Ignores one's wanderlust | 28 |
| Ignores one's bedtime | 25 |
| Ignores in a snooty way | 23 |
| Ignores at the ceremony | 23 |
| Ignores a health warning | 24 |
| Ignorers of sound diet | 22 |
| Ignored, with "out" | 29 |
| Ignored, as a bridge suit | 25 |
| Ignored the speed limit | 23 |
| Ignored Polonius' advice | 28 |
| Ignored a sign at the zoo? | 26 |
| Ignore, with "out" | 28 |
| Ignore, as pre-roll ads | 23 |
| Ignore, as a nautical order | 27 |
| Ignore the usual wake-up time | 29 |
| Ignore the teleprompter | 23 |
| Ignore the prepared remarks | 27 |
| Ignore the cue cards, say | 25 |
| Ignore the chucklehead? | 23 |
| Ignore the alarm clock | 22 |
| Ignore the advice of Polonius | 29 |
| Ignore Polonius's advice | 28 |
| Ignore Polonius' advice | 27 |
| Ignore one's lines | 22 |
| Ignore one's duties | 23 |
| Ignore one's bedtime | 24 |
| Ignore in pronunciation | 23 |
| Ignore for the time being | 25 |
| Ignore for a nomination | 23 |
| Ignore a prepared speech | 24 |
| Ignore a cue card, say | 22 |
| Ignorant person's excuse | 28 |
| Ignorant of right and wrong | 27 |
| Ignorance, to Socrates | 22 |
| Ignorance, so they say | 22 |
| Ignorance, proverbially | 23 |
| Ignorance, in an old saying | 27 |
| Ignorance, in an adage | 22 |
| Ignorance, in a saying | 22 |
| Ignorance is bliss, but ... | 27 |
| Ignition system expert? | 23 |
| Ignition system device | 22 |
| Ignited, as a bottle rocket | 27 |
| Ignited a snuffed wick | 22 |
| Ignite (with "to") | 28 |
| Ignes _____ (marsh lights) | 26 |
| Igneous rock, originally | 24 |
| Igneous rock's source | 25 |
| Igneous rock constituent | 24 |
| Ignatz's Krazy foil | 23 |
| Ignatius of Loyola, notably | 27 |
| Ignatius of Loyola follower | 27 |
| Iglu and yoghurt, e.g. | 22 |
| Iggy Pop's debut album | 26 |
| Ifs, ands and buts, e.g. | 24 |
| Iffy response from the boss | 27 |
| If-___ (computer routines) | 26 |
| If-__: conditional statements | 29 |
| If-looks-could-kill looks | 25 |
| If's partner, in logic | 26 |
| If ___ (when necessary) | 23 |
| If ___ (Kenneth Cole shoe) | 26 |
| If you play it, take a bow | 26 |
| If you fight it, it might win | 29 |
| If you eat it, you will die | 27 |
| If you drop it, you may trip | 28 |
| If you break them, they run | 27 |
| If this fits, wear it! | 22 |
| If that doesn't work | 24 |
| If red, these may mislead | 25 |
| If means "all" | 24 |
| If male, these are scarlet | 26 |
| If it should be needed | 22 |
| If it divides, it multiplies | 28 |
| If it breaks, things get wet | 28 |
| If immature, it's a grig | 28 |
| If I Had a Hammer cowriter | 29 |
| If He Walked ____ My Life | 25 |
| If everything goes your way | 27 |
| If everything goes wrong | 24 |
| If everything goes right | 24 |
| If everything goes perfectly | 28 |
| If everything else fails | 24 |