This is the 309th most frequent Tamil word.
இயக
The Tamil word "இயக" means "to operate" or "to function."
Here, the word "இயக" is used as part of the noun "இயக்குனர்" (director), indicating a person who directs or leads.
அவர் நல்ல இயக்குனர்.
He is a good director.
In this sentence, the verb "இயங்கிறது" (operates) is derived from "இயக," signifying the act of functioning or working.
இயந்திரம் இயங்கிறது.
The machine operates.
Here, "இயக்கம்" (movement) indicates a noun form meaning the act or instance of movement or operation derived from "இயக."