Dialect - Accents - Communication By Gesture And Facial Expression

A dialect is a branch of a language that has moved away from the original in terms of pronunciation, structure or word order for historical, regional or political reasons, for instance Kirghizia and Kazakhs dialect etc.

Accents:

It can be described as minor branches with fewer speech variations than a language or dialect, and that can change from region to region or town to town.
Communication By Gesture And Facial Expression

Gesture: Gesture means instinctive or deliberate hand, arm or head movements to express any concept, whereas facial expression refers to the face only.