Ingressive

Ingressive vowels
“Sounds produced on inhalation rather than on exhalation” (Leonard, 51)



Ingressive whistle
“Produced by whistling on inhalation” (Leonard, 51)



Ingressive vocal fry
Produced by breathing inward in a relaxed false-folds position, causing them to oscillate.

Ingressive finger breath
“Produced by inhaling an [o] while holding one’s index finger side-ways and vertical against a relaxed lip embouchure.” (Leonard, 51)