Cómo se pronuncia "guessed"

Maybe you've already guessed that it has something to do with their diet. But how exactly does

and start seeing, you guessed it, faces. Not only that but the front part of

- Darling, you promised. Remember? - He guessed that I'm changed.

I answered all their questions, and I guessed on quite a few

after we make a prediction from a guessed explanation,