The Babelian Dialect Clock: Phonetic Entropy & Vocal Tracts

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F1 (JAW / HEIGHT) 280 Hz

F2 (TONGUE FRONT) 2250 Hz

ACTIVE PHONEME /i/ (Close Front)

Cardinal Vowels (IPA) Resonant Modes

Vocal Pitch (F0 Fundamental): 130 Hz

Grimm's Consonant Rotational Wheel (1st Germanic Sound Shift)

Sound Mutation: PIE *p, *t, *k ➔ Proto-Germanic *f, *θ, *h

Phonetic Cognates

*pəter ➔ father p ➔ f

Latin *pater*, Greek *patēr*, Sanskrit *pitṛ* shifted in Germanic dialects into English *father* and Gothic *fadar*.

*k̂m̥tom ➔ hundred k ➔ h

Latin *centum* [kentum] shifted into Proto-Germanic *hundą*, becoming English *hundred*.

*dwo ➔ two d ➔ t

Latin *duo*, Greek *duo* shifted from voiced stop into voiceless stop *two*.

Episodic Epoch: Old English (800 CE)

PHONETIC SPEECH CORPUS ("The Great Sun Shines"):

"Sēo micle sunne scīneþ on heofonum."

IPA: [seːo̯ ˈmi.kle ˈsun.ne ˈʃiː.neθ on ˈheo̯.vo.num]

Timeline Drift Slider: 800 CE

3500 BCE (PIE) 2026 CE (Today) 4500 CE (Martian Solar)

Swadesh Core Retention

Formula: L(t) = e^(-0.14 × t)

Languages replace roughly 14% of their core basic vocabulary every 1,000 years, guaranteeing complete mutually unintelligible divergence across 3 millennia.

Phonetic Philology Dossier

Department of Comparative Glottochronology

REF: IPA-2026-09
CALIBRATED: FORMANT F1/F2

ACTIVE PHONEME /i/ Close Front

RESONANCE F1 / F2 280 Hz / 2250 Hz

GRIMM'S SHIFT 1st Consonant Mutation

CORE RETENTION 86.2% / Millennium

ACOUSTIC SUMMARY: Oral cavity tract modelled with 2-pole recursive IIR digital formant filter bank. The fundamental glottal excitation pulse (F0) filtered through the pharyngeal and oral cavities generates resonant acoustic envelope peaks corresponding to human cardinal vowels.

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