Table 1. Descriptive phonetic labels for voice quality settings

a) Oral vocal tract settings

Neutral setting
LIPS: JAW:
Close rounded voice Close jaw voice
Open rounded voice Open jaw voice
Spread lip voice Labiodentalized voice
Protruded jaw voice
TONGUE TIP: TONGUE BODY:
Dentalized voice
Tongue tip articulation Alveolarized voice
Tongue blade articulation Palato-alveolarized voice
Retroflex articulation
VELIC OPENING:
Palatalized voice
Velarized voice Nasal voice
Uvularized voice Denasal voice

b) Laryngeal constrictor settings plus larynx height

LARYNGEAL Constricted: Non-Constricted:
CONSTRICTOR:
Pharyngealized voice Lowered larynx voice
(raised larynx, low pitch) (low pitch)
Raised larynx voice Faucalized voice
(high pitch) (lowered larynx, high pitch)

c) Phonation types (glottal settings plus laryngeal constrictor)

Reference:  Esling, J.H. (2006). Voice quality. In K. Brown (Ed),
The Encyclopedia of Language and Linguistics, 2nd Edition (Vol 13 pp. 470-474). Oxford: Elsevier.