The Universal Atlas of Phonetic Evolution
Back to Matrix [i] → [k] Edit this Data

[k]→[i]Certainty: 5/5Commonality: 4/5

Voiceless velar plosive to Close front unrounded vowel

The shift from [k] to [i] is a form of vocalization that typically occurs in consonant clusters or intervocalic positions. In the transition from Latin to French, the velar stop weakened into a palatal glide [j], which eventually merged with the vowel system as [i].

Phonetic Effects

Vocalization, Palatalization, Diphthongization

Language Examples

FACTUM [kt]→fait [i/ɛ]— The velar stop vocalized into a palatal glide.
PLACERE [k]→plaisir [i]— Intervocalic lenition and vocalization.
FACTUM (via fait)→feat— English borrowed the vocalized form from Old French.

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