Question

what do you mean by subordinate court

Answer 1

The district court has appellate jurisdiction over all subordinate courts situated in the district on both civil and criminal matters. ...Subordinate courts, on the criminal side (in ascending order) are, Second Class Judicial Magistrate Court, First Class Judicial Magistrate Court, Chief Judicial Magistrate Court.

Answer 2

Under the High Court, there is a hierarchy of courts which are referred to in the Indian constitution as subordinate courts.
Since these courts have come into existence because of enactments by the state government, their nomenclature and designation differs from state to state.