| Inscrutable | 11 |
| Inscrutable one | 15 |
| Inscrutable ones | 16 |
| Inscrutable people | 18 |
| Inscrutable person | 18 |
| Inscrutable sort | 16 |
| Inscrutable types | 17 |
| Inseam measure | 14 |
| Inseam measurement | 18 |
| Inseam unit | 11 |
| Insect | 6 |
| Insect a doodlebug loves | 24 |
| Insect abode | 12 |
| Insect after metamorphosis | 26 |
| Insect always caught? | 21 |
| Insect antenna | 14 |
| Insect appendage | 16 |
| Insect appendages | 17 |
| Insect at the age of consent | 28 |
| Insect bite consequence, perhaps | 32 |
| Insect body part | 16 |
| Insect called a greenfly in Britain | 35 |
| Insect catcher | 14 |
| Insect catchers | 15 |
| Insect collector's subject (abbr.) | 38 |
| Insect consumer | 15 |
| Insect contest? | 15 |
| Insect control brand | 20 |
| Insect crop | 11 |
| Insect drawn to flames | 22 |
| Insect drawn to light | 21 |
| Insect eaten by ladybugs | 24 |
| Insect eater | 12 |
| Insect eaters | 13 |
| Insect egg | 10 |
| Insect egg case | 15 |
| Insect eggs | 11 |
| Insect enjoying a novel? | 24 |
| Insect feeder | 13 |
| Insect feeding stage | 20 |
| Insect feeler | 13 |
| Insect feelers | 14 |
| Insect fogger target | 20 |
| Insect for a swimmer | 20 |
| Insect for English sport fan | 28 |
| Insect form | 11 |
| Insect forms | 12 |
| Insect found at the hair salon? | 31 |
| Insect found in deadwood | 24 |
| Insect found in hot areas | 25 |
| Insect found near ponds or lakes | 32 |
| Insect from East Sussex? | 24 |
| Insect from Ecuador? | 20 |
| Insect going after combat | 25 |
| Insect guide sight | 18 |
| Insect having castes | 20 |
| Insect head parts | 17 |
| Insect homes | 12 |
| Insect honored on a 1999 U.S. postage stamp | 43 |
| Insect in "High Hopes" | 32 |
| Insect in a cartouche | 21 |
| Insect in a circus | 18 |
| Insect in a cocoon | 18 |
| Insect in a colony | 18 |
| Insect in a marching column | 27 |
| Insect in a plague | 18 |
| Insect in a summer swarm | 24 |
| Insect in bondage | 17 |
| Insect in charge of a ceremony | 30 |
| Insect in its adult stage | 25 |
| Insect in its cocoon | 20 |
| Insect in its final stage | 25 |
| Insect in one's pants? | 26 |
| Insect in the order Siphonaptera | 32 |
| Insect in the post-larval stage | 31 |
| Insect interpreting sacred mysteries? | 37 |
| Insect involved in looting | 26 |
| Insect killer | 13 |
| Insect known for “enslaving” a related species | 54 |
| Insect known for conducting raids | 33 |
| Insect larva | 12 |
| Insect leg count | 16 |
| Insect life stage | 17 |
| Insect living in deadwood | 25 |
| Insect mailing a package? | 25 |
| Insect membrane | 15 |
| Insect midsection | 17 |
| Insect mimicking a donkey? | 26 |
| Insect molting stages | 21 |
| Insect monster of Japanese film | 31 |
| Insect mouth part | 17 |
| Insect named for the Virgin Mary | 32 |
| Insect nest | 11 |
| Insect nests | 12 |
| Insect noises | 13 |
| Insect not found in Antarctica | 30 |
| Insect of fable | 15 |
| Insect of musical note | 22 |
| Insect of mystery | 17 |
| Insect often told to fly home | 29 |