Forced Quiet

Transmutation [sonic]
Level: Artificer * 1, Bard * 1, Inquisitor * 1, Sorcerer */Wizard * 1, Warlock * 1
Components: S
Casting Time: 1 Standard Action
Range: medium (100 ft. + 10 ft./level)
Target: one creature
Duration: 1 round/level
Saving Throw: Will negates
Spell Resistance: yes
  With a gesture, you muffle sound around the target, making it unable to yell or otherwise make loud noises. This does not affect spellcasting by the target. The target can still use sonic effects, but the DC of these effects decreases by 2. The target gains a +2 bonus on saving throws against sonic effects. The target gains a +4 Circumstance Bonus on Stealth checks.