| grk-laryngeal-vocalization | h₁e > e, h₂e > a, h₃e > o |
| grk-word-final-m | m > n / _# |
| grk-vocalic-nasals | {m̥|n̥} > a |
| grk-thorn-clusters | {tḱ|tk} > kt, dʰgʰ > χθ, dʰgʷʰ > φθ |
| grk-palatals | ḱ > k, ǵ > g, ǵʰ > gʰ |
| grk-cowgills-law | o > u / [nasal]_[labiovelar], o > u / [labiovelar]_[nasal] |
| grk-tst-clusters | T > ∅ / _st |
| grk-voicing-assimilation | [-sonorant,-continuant] > [-voice] / _[-sonorant,-continuant,-voice] |
| grk-aspirate-devoicing | bʰ > φ, dʰ > θ, ǵʰ > χ, gʰ > χ, gʷʰ > χʷ |
| grk-lenition-of-s | s > h / #_![-sonorant,-continuant], s > h / V_V, s > h / _R, s > h / R_ |