Parity (noun): The state or condition of being equal, especially as regards status or pay. (समानता)
Synonyms: Equivalence, Par, Sameness, Similitude
Antonyms: Imparity, Inequality, Nonequivalence, Dissimilarity
Example: The two currencies are approaching parity for the first time in decades.

Uses:

Under the Awami League government, the country’s power output has quadrupled in the last decade, and Bangladesh has topped regional rankings on many social indicators such as gender parity in primary education and maternal mortality.