excessive
adjective
uk/ɪkˈsesɪv/ ustoo much or too many:
Some property owners complained that they were being charged excessive fees.
The directive will prevent employees from working excessive hours.
Investing offshore is only worthwhile if the costs involved are not excessive.
excessively
adverb /ekˈsesɪvli/
The present system of tax reliefs is excessively complicated.