| bonus, good; | melior, better; | optimus, best. |
| malus, bad; | peior, worse; | pessimus, worst. |
| mágnus, great; | maior, greater; | maximus, greatest. |
| parvus, small; | minor, less; | minimus, least. |
| multus, much; | plús (N.) (§ 120), more; | plúrimus, most. |
| multí, many; | plúrés, more; | plúrimí, most. |
| néquam (indecl., § 122. b), worthless; | néquior; | néquissimus. |
| frúgí (indecl., § 122. b), useful, worthy; | frúgálior; | frúgálissimus. |
| dexter, on the right, handy; | dexterior; | dextimus. |
NOTE: These irregularities arise from the use of different stems (cf. § 127). The frúgálior and frúgálissimus are formed from the stem frúgáli-, but are used as the comparative and superlative of the indeclinable frúgí.