::front:: = i|e|ɛ
::voiceless:: = p|t|k|s|f|ʃ
::oral:: = i|e|ɛ|ɛː|a|ɑ|y|ø|œ|u|o|ɔ
::vowel:: = i|e|ɛ|ɛː|a|ɑ|y|ø|œ|u|o|ɔ|ɛ̃|ɑ̃|õ|œ̃

% Glide formation before vowels
i -> j / _ (::vowel::)
y -> ɥ / _ (::vowel::)
u -> w / _ (::vowel::)

% before non-low front vowels
k -> s / _ (::front::)
CC -> ks / _ (::front::)
GG -> gʒ / _ (::front::)
ksk ->  ks / _ (::front::)
sk -> s / _ (::front::)

% Devoicing of obstruents
b -> p / _ (::voiceless::)
d -> t / _ (::voiceless::)
ɡ -> k / _ (::voiceless::)
ɡz -> ks / (#|::voiceless::) _
gz -> ks / _ (#|::voiceless::)
ɡʒ -> ks / # _

% Intervocalic voicing
s -> z / (::oral::) _ (::vowel::)

% Delete final obstruents
(p|t|k|b|d|g|s|z) -> 0 / _ #

% Transphonologization of nasality
am -> ɑ̃ / _ (p|b|f)
an -> ɑ̃ / _ (t|d|s|#)

% Restore non-deleting/palatalizing consonants
P -> p / _ 
T -> t / _
K -> k / _
CC -> k / _
GG -> g / _
S -> s / _ 
Z -> z / _ 
M -> m / _
N -> n / _

% Final vowel changes
ɛj -> ɛ / _ #
ɔ -> o / _ #

% Assorted changes (after all deletions)
EU -> ø / # _
EU -> ø / _ #
EU -> ø / _ z
EU -> œ / _ 
ŒU -> ø / # _
ŒU -> œ / _ 
EE -> e / _
E -> ə / _
ɔ -> o / _ z