Step 1: Understanding the Concept
The question asks for the linguistic origin of the word 'Kala' .
Step 2: Detailed Explanation
The word 'Kala' is a fundamental term in Indian culture, referring to art, skill, craft, or any of the 64 traditional arts.
Its origin is in the classical language of Sanskrit .
While the word is widely used in Hindi and other modern Indian languages that evolved from Sanskrit, its root language is Sanskrit.
Step 3: Final Answer
Therefore, the word 'Kala' belongs to the Sanskrit language.