a person or thing that is in addition to the usual or requisite number; a supplementary item.

serving as an unnecessary or redundant addition.

अनावश्यक (Anavashyak)

English Usage: His supernumerary remarks in the meeting were not appreciated.

Hindi Usage: बैठक में उनके अनावश्यक टिप्पणियों की सराहना नहीं की गई।