superfluous
adjective/supɨɾˈfluu/medium
su·pér·flu·o
Definition
Exceeding what is sufficient or required; not needed.
Buying another pair of shoes is a superfluous expense.
The comments he made were completely superfluous to the discussion.
Common collocations
superfluous expensesuperfluous detailto be superfluous
Etymology
Do latim 'superfluus' (que corre por cima, excessivo).