An unreleased stop or plosive is a plosive consonant without an audible release burst. That is, the oral tract is blocked to pronounce the consonant, and there is no audible indication of when that occlusion ends. In the International Phonetic Alphabet, unreleased consonants are denoted with an upper-right corner above the consonant symbol: [p̚], [t̚], [k̚]. A stop or plosive or occlusive is a consonant sound produced by stopping the airflow in the vocal tract. ... The International Phonetic Alphabet. ...

In English, the first plosive of a cluster is unreleased, such as apt [æp̚t]. A stop or plosive or occlusive is a consonant sound produced by stopping the airflow in the vocal tract. ...

In languages such as Cantonese, Korean and Malay, final stops are not released: mak [mak̚]. Cantonese (粵語/粤语, lit. ... The Malay language, also known locally as Bahasa Melayu, is an Austronesian language spoken by the Malay people who are native to the Malay peninsula, southern Thailand, Singapore, central eastern Sumatra, the Riau islands, and parts of the coast of Borneo. ...

Some languages which are reported to have unreleased final stops turn out to have short voiceless nasal releases instead. Vietnamese is an example. In phonetics, a nasal release is the release of a plosive consonant into a nasal stop. ...

Released plosives, on the other hand, are not normally indicated. If a final plosive is aspirated, the aspiration symbol [ʰ] is sufficient to indicate the release. Otherwise, the 'unaspirated' diacritic from the Extended IPA may be employed for this: apt [æp̚t⁼]. In phonetics, aspiration is the strong burst of air that accompanies the release of some obstruents. ... The International Phonetic Alphabet. ...

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English unreleased stops