Alveolo-palatal fricatives are a class of
consonant
In articulatory phonetics, a consonant is a speech sound that is articulated with complete or partial closure of the vocal tract, except for the h sound, which is pronounced without any stricture in the vocal tract. Examples are and pronou ...
s in some
oral language
A spoken language is a form of communication produced through articulate sounds or, in some cases, through manual gestures, as opposed to written language. Oral or vocal languages are those produced using the vocal tract, whereas sign languages are ...
s. The consonants are
sibilant
Sibilants (from 'hissing') are fricative and affricate consonants of higher amplitude and pitch, made by directing a stream of air with the tongue towards the teeth. Examples of sibilants are the consonants at the beginning of the English w ...
s, a variety of
fricative
A fricative is a consonant produced by forcing air through a narrow channel made by placing two articulators close together. These may be the lower lip against the upper teeth, in the case of ; the back of the tongue against the soft palate in ...
. Their
place of articulation
In articulatory phonetics, the place of articulation (also point of articulation) of a consonant is an approximate location along the vocal tract where its production occurs. It is a point where a constriction is made between an active and a pa ...
is
alveolo-palatal
In phonetics, alveolo-palatal (alveolopalatal, ''alveo-palatal'' or ''alveopalatal'') consonants, sometimes synonymous with pre-palatal consonants, are intermediate in articulation between the coronal and dorsal consonants, or which have simu ...
. They differ in
voicing.
*
voiceless alveolo-palatal fricative
The voiceless alveolo-palatal sibilant fricative is a type of consonantal sound, used in some spoken languages. The symbol in the International Phonetic Alphabet that represents this sound is ("c", plus the curl also found in its voiced counter ...
(
IPA: )
*
voiced alveolo-palatal fricative
The voiced alveolo-palatal sibilant fricative is a type of consonantal sound, used in some spoken languages. The symbol in the International Phonetic Alphabet that represents this sound is ("z", plus the curl also found in its voiceless counterp ...
(IPA: )
{{setindex
Fricative consonants
fricative
A fricative is a consonant produced by forcing air through a narrow channel made by placing two articulators close together. These may be the lower lip against the upper teeth, in the case of ; the back of the tongue against the soft palate in ...
Oral consonants
Central consonants