G. [θ], [ð] became [s] before [p], [t], [k], [b] and [s]; [{θð}{ptkbs}] > [s{ptkbs}]

⚠️G. [θ], [ð] became [s] before [p], [t], [k], [b] and [s]; [{θð}{ptkbs}] > [s{ptkbs}]

Phonetic Rule Elements

[ðk]	>	[sk]
[ðs]	>	[ss]
[ðt]	>	[st]
[θk]	>	[sk]
[θs]	>	[ss]
[θt]	>	[st]

Phonetic Rule Examples

tuðk > tusk	ðk > sk	ᴱ√tudh- > G. tusc	✧ GL/72
beðs > bess	ðs > ss	ᴱ√Beđ > G. bess	✧ GL/22
guðta- > gusta-	ðt > st	ᴱ√gudh > G. gusta-	✧ GL/42
gʷaðt > gʷaðt	ðt > st	ᴱ√ŋwa- > G. gwast	✧ GL/47
gʷiðt > gʷist	ðt > st	ᴱ√gu̯iđ > G. gwist	✧ GL/46
aiθk > aisk	θk > sk	ᴱ✶aith-k > G. aisc	✧ GL/31
eθk > esk	θk > sk	ᴱ✶aith-k > G. esc	✧ GL/31
heθk > hesk	θk > sk	ᴱ√heth² > G. hesc	✧ GL/49
haθs- > hass-	θs > ss	ᴱ√AS > G. has	✧ GL/48
heθt > hest	θt > st	ᴱ√heth¹ > G. hest	✧ GL/48