Pronunciation · consonant

The /k/ sound — k as in key

In short

/k/ is a voiceless velar plosive — the consonant you hear in key, school, back. It is voiceless: only air, no vocal-cord vibration. Below: exactly how to position your mouth, audio you can copy, the mistakes learners actually make, and drills to fix them.

How to pronounce /k/

  1. 1Raise the back of your tongue to the soft palate.
  2. 2Block the air and release with a puff — no voice.
  3. 3Remember it hides in many spellings: c, k, ck, ch, qu.

/k/ in words — with audio

Listen, then copy. The slow (turtle) version exaggerates the mouth movement.

  • key/kiː/ · sound is initial
  • school/skuːl/ · sound is medial
  • back/bæk/ · sound is final
  • quick/kwɪk/ · sound is initial
  • economy/ɪˈkɒnəmi/ · sound is medial

The mistake almost everyone makes

Weak aspiration so 'coat' sounds like 'goat', or dropping it in clusters like 'asked' /ɑːskt/.

Spellings of /k/

These letter patterns commonly spell /k/: k c ck ch qu. English spelling is unreliable — trust the IPA, not the letters.

Frequently asked questions

How do you pronounce the /k/ sound?
Raise the back of your tongue to the soft palate. Block the air and release with a puff — no voice. Remember it hides in many spellings: c, k, ck, ch, qu.
What is the most common mistake with /k/?
Weak aspiration so 'coat' sounds like 'goat', or dropping it in clusters like 'asked' /ɑːskt/.
Which spellings make the /k/ sound?
Common spellings include “k”, “c”, “ck”, “ch”, “qu” — as in key /kiː/, school /skuːl/, back /bæk/.
Does /k/ matter for IELTS?
It is a polish-level sound: errors are audible but rarely stop a listener understanding you. IELTS scores intelligibility, not perfection — prioritise the contrasts that change word meaning.

Next step

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