glottalized

Of course also violates the "rule" that you can't have two glottalized consonants in one root.

Indo-European (*)*ǵalak- 'milk' 2010

In Abkhaz a language spoken in the Caucasus, there is a complex uvular stop series of qʲʼ, qʼ and qʷʼ without any non-glottalized counterparts!

Markedness and the uvular proposal in PIE 2008

Tropylium: "You suggested geminate glottalized creaky."

Precising on a new rule to explain Pre-IE word-final voicing 2008

Now a glottalized aspirated stop does not make much sense, and may even be impossible from an articulatory point of view.

Winter's Law in Balto-Slavic, "Hybrid Theory" and phonation - Part 2 2008

In other dialects namely Balto-Slavic, there seems to have been no contrast maximization between the glottalized and plain-voiced stops.

Winter's Law in Balto-Slavic, "Hybrid Theory" and phonation - Part 2 2008

So it seems highly unlikely that aspiration occurred even as a free variant among the glottalized stops.

Winter's Law in Balto-Slavic, "Hybrid Theory" and phonation - Part 2 2008

Suddenly I realized I was hearing glottalized consonants, and my whole frame of reference shifted: surely it couldn't be...

languagehat.com: ON THE TRAIN. 2004

Chief of these is the presence of a “glottalized” series of stopped consonants of very distinctive formation and of quite unusual acoustic effect.

Chapter 9. How Languages Influence Each Other 1921

So I finally got around to watching the news video, and when I did, I realized that people weren't complaining about a glottalized-T-and-syllabic-N pronunciation; they were complaining about something that really was strange.

Literal-Minded 2010

So I finally got around to watching the news video, and when I did, I realized that people weren't complaining about a glottalized-T-and-syllabic-N pronunciation; they were complaining about something that really was strange.

Literal-Minded 2010