Central Pashto

Central Pashto (Pashto: منځنۍ پښتو) ("manźanəi pax̌to") are the middle dialects: Dzadrāṇi, Banusi and Waziri.
Here is a comparison of Middle Dialects with South Eastern:
Zadrani.
Daniel Septfonds provides the following example:
Vowel Shift.
In Źadrāṇi, a vowel shift like Waziri has been noted:
Waziri.
Vowel Shift.
In Waziri Pashto there is also a vowel shift
In Waziri dialect the in most other dialects of Pashto becomes in Northern Waziri and in Southern Waziri.
In Waziri dialect the stressed in most other dialects of Pashto becomes and . The in general Pashto may also become or . 
In Waziri dialect the stressed in general Pashto becomes . 
When in begins a word in general Pashto can become , or [w]
Diphthongs in Waziri.
A change is noticed:
Baniswola [Banusi].
Nasalisation.
In the Bannu dialect the nasalisation of vowels has been noted , as mentioned by Yousuf Khan Jazab: 
Stress.
As with other dialects stress on a particular syllable can also change the meaning of a word or aspect of the verb. 