| 100% | DUCK | 4 | I'm a waterfowl who sleeps in a line with one eye open |
| 41% | BABY | 4 | One who sleeps in a crib |
| 40% | LOGGIA | 6 | In architecture, a room with one fully open side |
| 40% | ORCA | 4 | Whale that sleeps with one eye open |
| 40% | ORCA | 4 | Ocean predator that sleeps with one eye open |
| 39% | LOUIS | 5 | ___ Tomlinson, I'm a One Direction member with a Christmas Eve birthday. Who am I? |
| 39% | ORCA | 4 | Killer whale that can sleep with one eye open |
| 38% | OTTER | 5 | I'm a marine mammal who sleeps with a seaweed blanket, holding my pal's hands |
| 36% | SKYWRITER | 9 | One who scrawls words in the air with a plane |
| 36% | MORON | 5 | "Anyone who disagrees with me," in a saying |
| 36% | DISH | 4 | One who ran away with the spoon, in a nursery rhyme |
| 35% | ENTERSANDMAN | 12 | Metallica hit with the lyric "Sleep with one eye open" |
| 35% | TORI | 4 | Spelling who starred in "Mother, May I Sleep With Danger?" |
| 35% | GIRAFFE | 7 | I'm a tall mammal who has a short sleep cycle |
| 35% | LAST | 4 | Like one who crossed the line after everyone, in a race |
| 34% | CYCLOPS | 7 | One of a race of giants in classical mythology with a single eye in the middle of the forehead |
| 34% | SAINT | 5 | One who may be depicted with a halo in religious iconography |
| 34% | BAT | 3 | I'm a flying mammal who sleeps upside down |
| 33% | ALONGSIDE | 9 | Next to, in a line with |
| 33% | MRKRABS | 7 | Animated character who, in one episode, fills out a crossword with only the word money |
| 33% | LATERISER | 9 | One who sleeps in |
| 33% | SCION | 5 | One in a line |
| 33% | HEIR | 4 | One in a line |
| 33% | DIDO | 4 | One-named singer who had a big hit with "Thank You" in 2001 |
| 33% | DIET | 4 | "Ola! I'm ___ Rite, a dupe of cola! I was introduced in the late 1950s and was one of the first colas with zero calories!" |
| 33% | IAMB | 4 | One foot in a line |
| 33% | CAMPER | 6 | One sleeping in a tent |
| 33% | GHOSTSTORY | 10 | Tale that may be told with a fire in one's eyes |
| 32% | SCAB | 4 | One who's crossed a line? |
| 32% | FRAU | 4 | One with a mister in Münster |