Grants group immunity to Silence.
Final Fantasy XII: Revenant Wings description
Resist Silence is a trait that grants Bards and Scholars slightly improved defense against silence. It can be learned by the Bard (level 5 and Scholars (level 10). There are higher levels of this skill, Resist Silence II, III, and IV. A Scholar can learn Resist Silence II and III at levels 40 and 70, and Bards can learn Resist Silence II, III, and IV at levels 25, 45, and 65.
The resistance of Silence increases with each level. Items that enhance the trait are Antarctic Solea, Cleric's Cap/Cleric's Cap +1, Flawless Ribbon, Elegant Ribbon, Garrulous Ring, Insect Ring, Iron Ram Lance, Reserve Captain's Lance, Scorpion Gauntlets/Scorpion Gauntlets +1, Singer's Mantle, Spagyric Nails, Stealth Earring, and Zenith Crown/Zenith Crown +1. Sweet Rice Cake also enhances the trait.