Herobizkit
Adventurer
Some brainstorming ideas...
You could let him blow a Feat on 3e's old Silent Spell metamagic feat:
There's also the Metamagic Rod:
You could let him blow a Feat on 3e's old Silent Spell metamagic feat:
This has the unfortunate effect of negating all his 1st-level spell slots unless he has spells with no Verbal components.Pathfinder Wiki said:Silent Spell (Metamagic)
You can cast your spells without making any sound.
Benefit: A silent spell can be cast with no verbal components. Spells without verbal components are not affected.
Level Increase: +1 (a silent spell uses up a spell slot one level higher than the spell's actual level.)
There's also the Metamagic Rod:
PF Wiki said:Metamagic Rod, Silent
Aura strong (no school); CL 17th; Weight 5 lbs.
Price varies by specific type:
Lesser silent metamagic rod 3,000 gp
Silent metamagic rod 11,000 gp
Greater silent metamagic rod 24,500 gp
The wielder can cast up to three spells per day without verbal components as though using the Silent Spell feat.
Lesser and Greater Metamagic rods: Normal metamagic rods can be used with spells of 6th level or lower. Lesser rods can be used with spells of 3rd level or lower, while greater rods can be used with spells of 9th level or lower.