considerablemente

listen to the pronunciation of considerablemente
Испанский Язык - Английский Язык
considerably

I thought that a laptop would cost a fortune; however, the prices have gone down considerably. - Pensé que un notebook costaría una fortuna; sin embargo, los precios han caído considerablemente.

Your English has improved considerably. - Tu inglés ha mejorado considerablemente.

sizeably