No wonder means it is not surprising, or now I understand why. People say it when they find out the reason for something: No wonder you're tired! It is fairly informal and sounds natural in Speaking; in a formal essay, It is not surprising that is more suitable.
Want to use no wonder in conversation?
Write a sentence — we'll show the mistakes right away and suggest how to say it more naturally.
The check is taking longer than usual. Your feedback will appear here automatically.
No wonder + clause; It's no wonder (that) + clause; No wonder! (short reply)
- You worked all weekend? No wonder you look so tired this morning.
- It was the only café open on the beach, so it's no wonder it was packed.
- It's no wonder he passed the exam so easily; he practised every single day.
What changed
First versionYou skipped lunch again? Not wonder you're hungry.
RevisionYou skipped lunch again? No wonder you're hungry.
Because the idea is negative, it is easy to reach for not. But this expression uses no: no wonder. The word order after it is normal: subject first, then verb.
I wonder means I would like to know: I wonder why she left. No wonder says the opposite: the reason is already clear. No wonder she left means her leaving is not surprising. The full form It's no wonder (that) sounds calmer.
Your turn
The printer has had no paper since Monday. ___ nobody could print their reports!
Show the answer
No wonder — The reason has already been given: the printer has no paper. So the sentence needs a reaction meaning it's not surprising, which is No wonder. I wonder expresses curiosity and a question, but there is nothing to ask here.
Think of a time you discovered the reason for something strange at home or at work. First describe the reason, then react with a sentence using No wonder.
My neighbour's cat had been sleeping in our laundry basket all week. No wonder my black jumper was covered in white hair!
Learn to use new words without mistakes
Write phrases with the words you are learning. LetsWords shows mistakes in usage and grammar, suggests corrections and explains them, and review helps the words stick.