Present participle of elinguate; the act of removing or depriving of a tongue.
From elinguate + -ing (present participle). Follows standard English verb conjugation from Latin-derived root.
The fact that we even have this word suggests that tongue-cutting happened regularly enough in historical cultures to need a specific term—a dark reminder of humanity's creativity with cruelty.
Complete word intelligence in one call. Free tier — 50 lookups/day.