Introduction The digraph th represents a dental consonant and corresponds to two different sounds, respectively voiceless and voiced. Form The dental sounds are: Uppercase Lowercase Phonetics TH th /θ/ TH th /ð/ Example th (/θ/): thing, think, three; th (/ð/): father, that, the. Use 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.
