If it’s a different person than you, then you have a different issue ;-).

Ikr, it’s wild. I don’t think I could cope with something like that.

It’s not “some voice” talking “to you”, it really just feels like your thoughts are words, if they’re “word adjacent thoughts”.
Like, thinking about how to phrase that first part, it felt like I was reciting the words I was thinking of typing, not like someone else was saying them to me.