Bards of the College of Silence have vowed that their own words are far too powerful for  the ears of those who hear them

Unhead and Unseen

When you join this college at 3rd lvl, you excel at hiding yourself by remaining as quiet as possible

Empowered words

Also at 3rd lvl, your words are strengthened by the rarity at which you use them. when you cast a spell that requires a component, you can expend a use of your bardic inspiration, roll the die. you can add the number rolled to the damage of the spell or subtract the number rolled from the saving throw imposed by the spell

Silence is Golden

At 6th Lvl, you have learned to use your abilities without the need to speak. when you cast a spell the requires a verbal component, you can choose to cast it without a verbal component

Calm Voice

At 14th Lvl, yours words are as soothing as they are powerful. as a bonus action, you can cast the silence spell without expending a spell slot and without verbal components.

You can use this feature a number of times equal to your Charisma mod, and regain all expended uses on a long rest

Destructive voice

At at 14th lvl, he power of your voice is so potent, it can devastate your opponents by merely hearing it. when you cast a spell and use your empowered words feature to increase the spells damamge, you double the amount rolled your bardic inspiration for the bonus

can use equal to char modifier the resets after a long rest