excessive
ik-SES-ivadjMeaning more than is necessary, normal or reasonable
Memory hook EX-CESS: way past ENOUGH. Pip pours syrup on his pancakes until it floods the plate, drips off the table and puddles on the floor: the amount is excessive.
Ten straight minutes of honking seemed a bit excessive.
In context The fine of five hundred dollars for an overdue library book struck everyone as excessive; it was far more than the book itself was worth.
Similar too much, extreme, inordinate, undue
Opposite moderate, reasonable, insufficient
From excess, from Latin excedere (to go beyond): ex- (out) + cedere (to go).