Sweetless or Sugarless

Hi

What is a better word?

1- My tea is ----------------. (sugarless–sweetless)

2- My mouth is--------------( burning-pungent)

Tom

Hi Tom

  1. My tea is sugarless is the better of the two. I wouldn’t say sweetless at all.

  2. My mouth is burning is the better of the two.
    I think something can taste pungent, but I wouldn’t describe a mouth itself as pungent.

Amy