You searched for:
“vastly”
vastly (adverb), more vastly, most vastly
To an exceedingly great extent or degree: Mayor Dawson and his staff had vastly underestimated the monetary resources of the city and so they had to borrow considerably more money than they had anticipated to complete the restoration of the city after the destructive storms.
This entry is located in the following unit:
vast-, wast-
(page 2)