| cárus, dear (stem cáro-); | cárior, dearer; | cárissimus, dearest. |
| levis, light (stem levi-); | levior, lighter; | levissimus, lightest. |
| félix, happy (stem félic-); | félícior, happier; | félícissimus, happiest. |
| hebes, dull (stem hebet-); | hebetior, duller; | hebetissimus, dullest. |
a. Participles when used as adjectives are regularly compared: -