How to Say "I don't know" in Portuguese
The most natural way to say "I don't know" in Portuguese is Eu não sei. Tap the speaker above to hear it, then say it back out loud. That is the fastest way to make it stick.
Other ways to say it
When to use it
Use this phrase when you genuinely do not have the information someone is asking for. It can be used in both formal and informal contexts. It's a straightforward way to express a lack of knowledge.
Say it out loud, get corrected
Reading it is not the same as saying it. Practice "I don't know" and thousands more with an AI coach that listens.
Examples in Portuguese
| Portuguese | English |
|---|---|
| Desculpe, eu não sei a resposta. | Sorry, I don't know the answer. |
The fastest way to remember it
Vocabulary you only read fades fast. Vocabulary you say out loud sticks. Hear Eu não sei, repeat it a few times, then use it in a real sentence. SPAIKING lets you practice exactly that, speaking Portuguese with a coach that corrects your pronunciation in real time. You can start with two free conversations.
Frequently asked questions
How can I express uncertainty in Portuguese?
You can say 'Eu não tenho certeza' to express that you are unsure.
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