Con un cuchillo de acero.
con un cu-CHI-llo de a-CE-ro
With a steel knife.
🔊 Listen & Practice
Start with slow speed to master pronunciation, then gradually increase to challenge yourself.
🎨 Visualization

Con un cuchillo de acero. Practice the sharp 'ch' and smooth 'll' sounds!
🎯 Pronunciation Focus
The 'ch' Sound
/tʃ/This sound is exactly like the 'ch' in the English word 'cheese' or 'church'. Press the flat part of your tongue against the roof of your mouth, just behind your teeth, and release a quick puff of air.
The 'll' Sound (as 'y')
/ʝ/In most of Spain and Latin America, the 'll' sounds just like the 'y' in the English word 'yes'. This is the most common and widely understood pronunciation.
📝 Practice Breakdown
Start here. Focus on the 'ch' sound in 'cuchillo' – make it sharp and quick like in 'church'. Then, let the 'll' sound like the 'y' in 'yes'.
Link these words smoothly. The 'c' in 'acero' sounds like an 's'. Try to say 'deacero' as one continuous sound without a pause.
Key Words in This Tongue Twister:
📚 Background
This short phrase is actually a piece of a longer, classic Spanish tongue twister: 'Pancha plancha con cuatro planchas...'. Because it's short and focuses on very common sounds, this part is often used on its own as a great warm-up for beginners.
❌ Common Pitfalls
Pronouncing 'll' like 'l'
Mistake: "Saying 'cuchillo' with a hard 'l' sound, like 'coo-chee-lo'."
Correction: Remember, in most of the Spanish-speaking world, the 'll' is pronounced like the 'y' in 'yes'. Think of it as 'coo-chee-yo'. Practice saying 'yo-yo' to get the feel for the sound.
Using a soft 'sh' sound for 'ch'
Mistake: "Making the 'ch' sound soft, like the 'sh' in the English word 'shoe', resulting in 'coo-shee-yo'."
Correction: The Spanish 'ch' is a hard, sharp sound, just like in 'check' or 'chocolate'. Make sure there's a quick stop (like a 't') before the 'sh' part: 't-sh'.
🌎 Where It's Used
General Spanish
The pronunciation of 'll' as 'y' ('yeísmo') is the most widespread and will be understood everywhere. While some regions have distinct 'll' sounds, this version is the perfect one to learn first.
🔗 Related Tongue Twisters
The Steel Knife Challenge
This one is short and sharp! Can you say it five times in a row, getting faster each time, without the sounds getting mushy? Record yourself and listen for a crisp 'ch' every time.
🏷️ Tags
Frequently Asked Questions
Why does 'c' in 'acero' sound like 's'?
In Spanish, the letter 'c' has two sounds. Before the vowels 'e' or 'i' (like in 'acero' or 'cine'), it makes an 's' sound. Before 'a', 'o', or 'u' (like in 'casa' or 'con'), it makes a hard 'k' sound.
Is this part of a bigger tongue twister?
Yes, it is! It's the key phrase from a longer one that starts 'Si mi cuchillo se enacera, con un cuchillo de acero lo desenaceraré.' This short version is perfect for focusing just on the 'ch' and 'll' sounds without the extra complexity.