[l]→[ɬ]Certainty: 4/5Commonality: 3/5

Fortition Lateral Strengthening Northwest Caucasian Caucasian

Alveolar lateral approximant to Voiceless alveolar lateral fricative

Fortition of the lateral approximant [l] to a lateral fricative [ɬ] is a distinctive process in Northwest Caucasian languages (Abkhaz, Circassian) where oral laterals undergo strengthening to fricative articulations. This represents a major consonantal contrast maintenance strategy in these languages, which feature complex ejective and lateral-fricative inventories.

Phonetic Effects

Fortition, Strengthening

Language Examples

Abkhaz (Northwest Caucasian) Northwest Caucasian

Historical [l] (oral lateral approximant)→[ɬ] (voiceless lateral fricative)— Abkhaz demonstrates fortition of laterals within its complex consonant inventory (58 consonants in Abzhywa dialect). Lateral fricatives are contrastive.

Circassian (Northwest Caucasian) Northwest Caucasian

[l] (approximant)→[ɬ] (fricative)— Lateral fricatives represent a distinct phonological category in Circassian consonantal systems alongside ejectves and other complex obstruents.

Related Transformations

Reverse Alternative lateral weakening

More Northwest Caucasian Shifts

[ʕ] → [a] — Vocalization [ʕ] → [ʔ] — De-pharyngealization [j] → [dʒ] — Fortition [j] → [dʑ] — Fortition [j] → [z] — Fortition

Sources & References

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