glottalization

From glottal +‎ -ization.

glottalization (countable and uncountable, plural glottalizations)

1. (phonology) The act or process of constricting or closing the glottis during the production of a speech sound that normally does not involve such constriction.

   Examples of glottalization include creaky voice, and the interrupted tones of Vietnamese.

2. (phonology) Transformation of a consonant into a glottal stop or fricative.

• t-glottalization

• glottalized
• glottalic