Learn Farsi: زبان‌شناس همچنان این گویش تاریخی را بررسی می‌کند. - The linguist is still analyzing this historical dialect.

While both can translate to 'still,' hamchenaan emphasizes that an action or state is continuing persistently exactly as it was before (acting like 'continuously' or 'as before'). Hanuz is more strictly about time, often used in negative sentences ('not yet') or to note that an expected change hasn't happened. Here, hamchenaan highlights the linguist's ongoing, uninterrupted dedication to the analysis.

Why is the object marker raa placed after the adjective taarikhi rather than immediately after the noun guyesh?

The definite object marker raa must attach to the very end of the entire noun phrase that makes up the direct object. Because in guyesh-e taarikhi (this historical dialect) acts as a single cohesive phrase bound together by the ezafe, raa comes after the final adjective, not the head noun.

How is the word zabaan-shenaas (linguist) formed?

It is a compound made of zabaan (language) and shenaas. The suffix -shenaas is the present stem of the verb shenaakhtan (to know / to recognize). In Farsi, attaching -shenaas to a noun is the standard way to describe a specialist or expert in a field, functioning exactly like the English suffix '-logist'.

What is the grammatical root of the word guyesh (dialect)?

Guyesh is formed by taking , which is the present stem of the verb (to say / to speak), and adding the noun-forming suffix . This suffix creates a noun representing the action or a specific manifestation of the verb, which perfectly creates the word for 'dialect' or 'speech variety'.