| A | B |
| Articulation | the shaping of distinct speech sounds into recognizable words |
| Cavity | a partially enclosed area |
| Circumflex | an up and down inflection |
| diaphragm | a dome-shaped muscle at the base of the lungs |
| fricatives | the consonant sounds that make friction-like noise |
| glides | the sounds that result from the gliding movement of the resonators |
| inflection | the upward or downward glide of pitch as a person speaks |
| larynx | the voice box |
| monotone | a melody pattern that only consists of one tone |
| nasal cavity | the nose |
| oral cavity | the mouth |
| pitch | the highness or lowness of a sound |
| plosives | the consonant sounds that form a small explosion when spoken |
| pronunciation | the combining of precisely articulated speech sounds into distinct words |
| rate | the speed at which a person talks |
| resonance | the reinforcement of sounds producerd by vibration |
| step | an abrupt change in pitch |
| trachea | the windpipe |
| vocal folds | the muscles of the larynx; also called vocal cords |
| voiceless | describes sounds made when the vocal folds are open so that air breathed out does not vibrate them |