| Rating | Solver | Clue |
|---|---|---|
| REPTILE | Cold-blooded animal | |
| INHUMAN | Cold-blooded | |
| UNEMOTIONAL | Cold-blooded | |
| HEARTLESS | Cold-blooded | |
| REPTILIAN | Cold-blooded | |
| HAEMATOCRYAL | Cold-blooded. | |
| REPTILES | Cold-blooded animals | |
| HEMATHERM | A warm-blooded animal. | |
| HAEMATOCRYA | The cold-blooded vertebrates. Same as Hematocrya. | |