overbudget

Etymology

From over- + budget.

overbudget means costing more than budgeted. Lexicurio rates it Sui generis — a strength score of 87 out of 100.

adj

Costing more than budgeted“The mayor's control of the big stuff has been responsible, in recent years, for the hideous rehab of Soldier Field, the construction of the vastly overbudget Millennium Park, the destruction of a municipal airport under cover of darkness, the continued rise in property taxes, the overpriced and much delayed Brown Line reconstruction (which is causing long delays on the Red Line), and the Pink Line”

verb

To budget a greater amount that is needed.