not deserved; unfairly received

अयोग्य

English Usage: He received an undeserved promotion.

Hindi Usage: उसे एक अयोग्य पदोन्नति मिली।

the quality of being undeserved

अयोग्यता

English Usage: The undeservedness of his success upset many.

Hindi Usage: उसकी सफलता की अयोग्यता ने कई लोगों को नाराज कर दिया।