en_tn_condensed/pro/22/03.md

The prudent

This nominal adjective refers to any prudent person. See how you translated "prudent" in Proverbs 12:16. (See: rc://en/ta/man/jit/figs-nominaladj)

the naive

This nominal adjective refers to any naive person. To be naive is to lack experience and to not be mature. (See: rc://en/ta/man/jit/figs-nominaladj)

are mulcted

This can be translated in active form, and the word "mulct" is probably a synecdoche for any kind of punishment. See how you translated "mulct" in Proverbs 17:26. Alternate translation: "people mulct them" or "receive punishment" (See: rc://en/ta/man/jit/figs-activepassive and rc://en/ta/man/jit/figs-synecdoche)