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A voiceless postalveolar fricative is a type of consonantal sound used in some spoken languages.The International Phonetic Association uses the term voiceless postalveolar fricative only for the sound [ ʃ ], [1] but it also describes the voiceless postalveolar non-sibilant fricative [ɹ̠̊˔], for which there are significant perceptual differences.
The voiceless palato-alveolar sibilant affricate or voiceless domed postalveolar sibilant affricate is a type of consonantal sound used in some spoken languages.The sound is transcribed in the International Phonetic Alphabet with t͡ʃ , t͜ʃ tʃ (formerly the ligature ʧ ), or, in broad transcription, c .
[example needed] Slovak: Northern dialects [49] [52] řyka [ˈr̝ɪkä] 'river' Only in a few dialects near the Polish border. [49] See Slovak phonology: Spanish: rana [ˈr̝änä] 'frog' Possible realization of /r/ in some dialects, may also be realized as a non-sibilant alveolar fricative [ɹ̝-] or as a sibilant retroflex fricative [ʐ ...
The closest sound found in English, as well as many other languages, is the voiceless postalveolar fricative [ʃ] (Swedish words with the sound often correspond to English words with "sh", such as "shield", "shoot"), although usually the closest audible approximation is the voiceless labialized velar approximant [ʍ] found in some English dialects.
Postalveolar, which means it is articulated with either the tip or the blade of the tongue behind the alveolar ridge, termed respectively apical and laminal. Its phonation is voiceless, which means it is produced without vibrations of the vocal cords. It is an oral consonant, which means air is allowed to escape through the mouth only.
The voiceless dental plosive can be distinguished with the underbridge diacritic, t̪ and the postalveolar with a retraction line, t̠ , and the Extensions to the IPA have a double underline diacritic which can be used to explicitly specify an alveolar pronunciation, t͇ . The [t] sound is a very common sound cross-linguistically. [1]
Some languages contrast laminal denti-alveolar and apical alveolar nasals. For example, in the Malayalam pronunciation of Nārāyanan, the first n is dental, the second is retroflex, and the third alveolar. A postalveolar nasal occurs in a number of Australian Aboriginal languages, including Djeebbana and Jingulu. [1]
The voiced alveolar, dental and postalveolar plosives (or stops) are types of consonantal sounds used in many spoken languages.The symbol in the International Phonetic Alphabet that represents voiced dental, alveolar, and postalveolar plosives is d (although the symbol d̪ can be used to distinguish the dental plosive, and d̠ the postalveolar), and the equivalent X-SAMPA symbol is d.