Silver Tongue

You have a way with words and always seem to know exactly what to say.

• Your Charisma increases by 1 (up to a maximum of 20). 
• You gain expertise in the Persuasion skill.
• When you make a Charisma skill or ability check, you can add half your profiency bonus, additionally to other boni that apply to the check. 
• Once per long rest, you can reroll a Persuasion check that you failed and must use the new roll.