Assimilation
a sound becoming alike another nearby it
-eg: (nasal assimilation) can’t
Flapping
dental/alveolar stop becoming a flap articulation`
dissimilation
sound becoming less alike
-eg: fifths –> [fɪfts]
Deletion
removes segment from certain phonetic contexts
eg: did he get it ; removing the [h] sound when speaking quickly –> [dɪdi gɛd ɪt]
Epenthesis
adding a segment into a word to make it easier to pronounce
eg: something–> [sʌmpθɪŋ]
Metathesis
reordering sounds in order to make them easier to say
prescribe –> perscribe
Vowel Reduction
Reducing the length of a vowel common speech
eg: banana [banana] –> [bənana]
sonority scale
Sonority Requirement
the fact that sonority must rise before the syllabic nucleus and fall after the nucleus