Verbal components and Superior Invisibility

[RNightstalker]

While being under the effect of a Superior Invisibility spell, will a caster be able to fulfill the requirements to meet a verbal component a la PH174?

[Crake]

While being under the effect of a Superior Invisibility spell, will a caster be able to fulfill the requirements to meet a verbal component a la PH174?

It conceals the sounds you make, it doesn't prevent you from making sounds in the first place, so yes, you can use verbal components without issue.