painting the room white made it seem considerably (or substantially) larger.
the house has fallen considerably in value.
Examples of considerably
considerably
Ty Law and Patrick Surtain are over 30 and slowed down considerably last season.
From the sportingnews.com
Most of the rules that are waived for elites are considerably less over-the-top.
From the stltoday.com
It's best to wait for September, when traffic to the islands eases considerably.
From the kansas.com
The administration's assurances were considerably more explicit than tea leaves.
From the suntimes.com
We finally entered Father Rhine at Mainz and the traffic increased considerably.
From the au.news.yahoo.com
Using the wrong card abroad could considerably bump up the cost of your holiday.
From the money.uk.msn.com
It's now a well-finished design that feels considerably more classy than before.
From the cars.uk.msn.com
The bank is very upbeat and has shifted its growth targets considerably upwards.
From the theatlantic.com
Students, teachers, England and the world have altered considerably in 35 years.
From the time.com
More examples
Well: 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"
(considerable) large or relatively large in number or amount or extent or degree; "a considerable quantity"; "the economy was a considerable issue in the campaign"; "went to considerable trouble for us"; "spent a considerable amount of time on the problem"