Unit 3.1

Sound: TH

Sounds and letters

The digraph th represents a dental consonant and corresponds to two different sounds, respectively voiceless and voiced.

The dental sounds are:


th (/θ/): thing, think, three;
th (/ð/): father, that, the.

To pronounce the dental diagraph th the tongue passes through the teeth.

  • th (/θ/): voiceless, vocal cords do not vibrate to produce the sound;
  • th (/ð/): voiced, vocal cords vibrate to produce the sound.


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