[b] voiced, bilabial stop
Minimal pairs:
[p] [b]
pet bet
punt bunt
patch batch
prim brim
packed backed
plead bleed
ape Abe
rip rib
rope robe
lap lab
staple stable
ample amble
Allographs:
pig
apple
bear
blubber
Note:
- airstream is impeded as both lips are brought together
- jaws are almost in closed position
- velopharyngeal port remains closed so that air does not flow in nasal cavity
- upon release of burst of air [p] is more powerful than [b]
- the amount of intraoral pressure is greater for voiceless phonemes
- tongue position is determined by following vowel
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