There are several types of sonants, which can be broadly categorized into vowel sonants and consonant sonants.
The 1.2.3 update ships with a revamped modulation matrix that allows any audio parameter (frequency, resonance, filter cutoff, pan, gain) to be controlled by any game variable via simple callback functions. Want an enemy’s growl to pitch up as its health drops to 15%? That’s now three lines of Lua.