Tongue Position for S

Master the voiceless alveolar /s/ sound

Tongue Position Illustration

S Tongue Position

How to Produce the /s/ Sound

The /s/ sound is produced by placing your tongue tip very close to the alveolar ridge, creating a narrow gap for air to hiss through. The sides of your tongue touch the upper teeth. Your teeth are close together, and your lips are slightly spread. This is a voiceless sound.

Side View

The tongue tip is close to the alveolar ridge, creating a narrow channel for air. Lips are slightly spread.

Front View

Teeth are close together, and lips are slightly spread. The tongue is not visible between the teeth.

💡 Tip: The air should hiss out smoothly. If it sounds like a whistle, adjust your tongue position slightly.

Practice Words for /s/

Listen and repeat these words to practice the /s/ sound:

Sun

Sit

See

Stop

Soft

Say

Send

Side

Sing

Six

Soon

Step

Minimal Pairs: /s/ vs /z/

The /s/ and /z/ sounds are often confused. Practice these pairs to hear and produce the difference:

With /s/

Sip

vs

With /z/

Zip

With /s/

Sun

vs

With /z/

Zoo

With /s/

Seal

No audio
vs

With /z/

Zeal

No audio

With /s/

Sink

No audio
vs

With /z/

Zinc

No audio

With /s/

Sap

No audio
vs

With /z/

Zap

No audio

With /s/

Sip

vs

With /z/

Ship

Common Mistakes with /s/

  • ❌ Mistake: Placing the tongue too far back (sounding like /sh/)
    ✓ Fix: Keep the tongue tip close to the alveolar ridge, but not touching it.
  • ❌ Mistake: Creating too much air pressure (sounding harsh)
    ✓ Fix: Allow a steady, controlled stream of air to hiss out.
  • ❌ Mistake: Confusing /s/ with /z/ (adding voice)
    ✓ Fix: Ensure there is no vocal cord vibration for /s/. Place your hand on your throat to check.

Practice Tips for /s/

  • 💡 Tip 1: Practice making a long, steady /s/ sound, like a snake hissing.
  • 💡 Tip 2: Use a mirror to ensure your teeth are close together and lips are slightly spread.
  • 💡 Tip 3: Practice minimal pairs with /z/ to clearly distinguish the two sounds.
  • 💡 Tip 4: Record yourself and compare with native speaker audio.
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