considerably
AdverbWordNet 3.0
Adverb (1)
- to a great extent or degree“I'm afraid the film was well over budget”“painting the room white made it seem considerably (or substantially) larger”“the house has fallen considerably in value”“the price went up substantially”Synonyms: wellsubstantially
Webster's Dictionary (GCIDE)
Considerably \Con*sid"er*a*bly\, adv. In a manner or to a degree not trifling or unimportant; greatly; much. [1913 Webster]
The breeds . . . differ considerably from each other. --Darwin. [1913 Webster]