How To Write A Thank You Note In Portuguese . Olá francisco / olá maria (hello francisco / maria) prezado joão / prezada camila (dear joão / camila) caro colega / cara colega (dear colleague) note that in both the above cases, the first name of the recipient is. When sending a thank you note to someone who resides in a nation where english is not the primary language, it adds a nice touch to express your thanks in that person's native tongue. 9 Writing Thank You Notes Download for Free Sample Templates from www.sampletemplates.com The word for “thank you” in portuguese is obrigado. You are not required to mention his/her title or occupation in the beginning of the email. Knowing how to say thank you in different languages can be.