Etymograph > Indo-European > Old English > Phoneme

Graphemes: þ, ð
Classes: voiceless dental fricative consonant
Implicit classes: obstruent C
Features -voice coronal -sonorant +continuant -strident

Related rules

Origin

  • pre-oe-lth: þ > d / l_!#
  • oe-voicing-assimilation: d > t, þ > s / _s, þ > t / {s|t}_