An Ambiguous Phonetic Transition

An ambiguous phonetic transition is a phonetic segment, found between two distinct segments, that may serve only a connective function phonetically and may, therefore, not be a phonologically distinct segment. Here are some kinds of ambiguous phonetic transitions with an example of each:
Ambiguous phonetic transition
Example :

• Transition glide before or after non-open vowels : [iJa]

• Transition vowel : [m«n]

• Voicing transition : [sza]