LATIN DICTIONARYLexicon Latīnum
suffixthird-declension one-termination suffix

-āx

-āx (genitive -ācis)
Classical[aːks]Ecclesiastical[aks]

Meaning

  1. morphemeone terminationsuffixused to form adjectives expressing a tendency or inclination to the action of the root verb; -ish, -y
    audeō (“to dare”) > audāx (“bold”)
    edō (“to eat”) > edāx (“gluttonous, voracious”)

Origins

Adjectival form of a Proto-Indo-European k-stem, from Proto-Italic *-āks, from words of the form Proto-Indo-European *-eh₂-k-s. Compare Ancient Greek -αξ (-ax), Proto-Slavic *-akъ.

Quick answers

What does -āx mean in Latin?
-āx, a suffix, means “used to form adjectives expressing a tendency or inclination to the action of the root verb; -ish, -y”.
How do you pronounce -āx?
In classical Latin, [aːks]; in ecclesiastical (church) Latin, [aks].