Labial fricative
{{Short description|Any of several consonant sounds involving the lips}}
A labial fricative is a fricative consonant, whose articulation involves the lips. Several kinds can be distinguished based on whether the articulation involves only the lips or either the teeth or the tongue:
- Bilabial fricatives (articulated with both lips):
- Voiceless bilabial fricative {{IPA|[ɸ]}}
- Voiced bilabial fricative {{IPA|[β]}}
- Labiodental fricatives (articulated with the lower lip touching against the upper teeth):
- Voiceless labiodental fricative {{IPA|[f]}}
- Voiced labiodental fricative {{IPA|[v]}}
- Linguolabial fricatives (articulated with the tip or blade of the tongue against the upper lip:
- Voiceless linguolabial fricative {{IPA|[θ̼]}} or {{IPA|[ɸ̺]}}
- Voiced linguolabial fricative {{IPA|[ð̼]}} or {{ipa|[β̺]}}