Hypnotism - what would it be?

[Bloodstone Mage]

I was wondering what the rules for non-magical hypnotism in D&D would be. Would it be part of a skill? Would it be something else? Any ideas?

Thanks in advance for your suggestions and thoughts.

Cheers!

Edit: Grammar error.

 

[Tonguez]

A Feat based off um Bluff(?maybe?) with a WILL opposed roll to resist