馃彺 Welsh phrases

How to Say "I don't know" in Welsh

The SPAIKING TeamJuly 27, 2026
Nid wyf yn gwybod
"I don't know" in Welsh 路 say it like need oo-iv in goo-bod

The most natural way to say "I don't know" in Welsh is Nid wyf yn gwybod. 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

Dydw i ddim yn gwybod
A more casual way to say it
Nid oes gennyf wybodaeth
A more formal way to express uncertainty

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 is polite to use when you want to avoid guessing or providing incorrect information.

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 Welsh

WelshEnglish
Nid wyf yn gwybod ble mae'r llyfr.I do not know where the book is.
Common mistake
Learners often confuse this phrase with 'Dydw i ddim yn si诺r', which means 'I am not sure'.

The fastest way to remember it

Vocabulary you only read fades fast. Vocabulary you say out loud sticks. Hear Nid wyf yn gwybod, repeat it a few times, then use it in a real sentence. SPAIKING lets you practice exactly that, speaking Welsh with a coach that corrects your pronunciation in real time. You can start with two free conversations.

Frequently asked questions

How do I say 'I don't know' in a more casual way?

You can say 'Dydw i ddim yn gwybod' for a more relaxed tone.

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