Obstruent -

They are marked by the presence of noise or silence during the constriction phase.

Air is blocked completely and then released (e.g., /p, b, t, d, k, g/). obstruent

Obstruent vs. Sonorant Consonants in Phonetics ... - Facebook They are marked by the presence of noise

Obstruents frequently occur in pairs—one voiced (vocal folds vibrate) and one voiceless (no vibration)—such as /s/ vs. /z/ or /t/ vs. /d/. Sonorant Consonants in Phonetics

To understand what an obstruent is, it helps to see what it is . In linguistic terms, they are formally marked as [-sonorant] . Obstruents Airflow Restricted or blocked Relatively free Sound Quality Noisy, turbulent Resonant, musical Voicing Often voiceless Prototypically voiced Examples /p, f, tʃ/ /m, l, w, vowels/

Air is forced through a narrow passage, creating friction (e.g., /f, v, s, z, ʃ, h/).

They produce a significant increase in air pressure inside the mouth compared to the surrounding air. Obstruent vs. Sonorant