Postalveolar consonant

A postalveolar consonant is a sound made with your tongue behind the alveolar ridge. For example, [ʃ] is postalveolar and [s] is not, it is alveolar.

List of postalveolar consonants in IPA

There are only two postalveolar consonants given their own IPA symbols: [ʃ] and [ʒ].

Symbol Name In English
ʃ voiceless postalveolar fricative Yes
ʒ voiced postalveolar fricative