| 100% | LER | 3 | The Once-___ (Seuss character) |
| 94% | LORAX | 5 | Dr. Seuss character who confronts the Once-ler |
| 75% | LORAX | 5 | Seuss character who "speaks for the trees" |
| 75% | LORAX | 5 | Seuss character who “speaks for the trees” |
| 75% | LORAX | 5 | Seuss character who decries the "smogulous smoke" |
| 71% | LORAX | 5 | Dr. Seuss character who "speaks for the trees" |
| 71% | LORAX | 5 | Dr. Seuss character who speaks for the trees |
| 71% | LORAX | 5 | Dr. Seuss character that "speaks for the trees" |
| 71% | LORAX | 5 | Dr. Seuss character who speaks "for the trees" |
| 69% | YERTLE | 6 | Dr. Seuss character who becomes "King of the Mud" |
| 69% | LORAX | 5 | Dr. Seuss character who speaks for the 5-Downs |
| 68% | LORAX | 5 | Dr. Seuss character who says "I speak for the trees" |
| 63% | LORAX | 5 | Title Seuss character, with "the" |
| 63% | ZAX | 3 | Stubborn Seuss character, with "the" |
| 63% | LORAX | 5 | Environmental Seuss character, with "the" |
| 62% | LORAX | 5 | Save-the-environment Seuss character |
| 61% | MAVISBEACON | 11 | Character whom the Times once called “the grande dame of instructional typing software” |
| 61% | LER | 3 | Dr. Seuss' Once-___, who was confronted by the Lorax in 1971 |
| 61% | KNOX | 4 | One of the two characters in Dr. Seuss' "Fox in Socks" |
| 60% | GRINCH | 6 | The ___, Dr. Seuss' fictional character from Whoville that despises Christmas and steals from homes |
| 59% | SAMIAM | 6 | Annoyingly persistent Seuss character |
| 58% | SAMIAM | 6 | Seuss character |
| 58% | LORAX | 5 | "I speak for the trees" Seuss character |
| 57% | MRBEAN | 6 | British TV character who once drove his car from a chair on the roof |
| 57% | CAT | 3 | Dr. Seuss character |
| 57% | SAMIAM | 6 | Dr. Seuss character |
| 56% | ZAX | 3 | Unyielding Dr. Seuss character |
| 56% | LORAX | 5 | Eco-friendly Seuss character |
| 56% | CAT | 3 | Hat-wearing Seuss character |
| 56% | SAMIAM | 6 | Persuasive Dr. Seuss character |