Labial Assimilation
non-labial sound »_space; labial sound
because of another labial sound in the word
Velar Assimilation
non-velar sound »_space; velar sound
because of another velar sound in the word
Nasal Assimilation
non-nasal sound »_space; nasal sound
because of another nasal sound in the word
Pre-vocalic Voicing
voiceless sound before vowel »_space; voiced
because of the vowel
Post-vocalic De-voicing
voiced sound after vowel »_space; voiceless