Word Study
considerably
CIDE DICTIONARY
considerably, adv.
In a manner or to a degree not trifling or unimportant; greatly; much. [1913 Webster]
"The breeds . . . differ considerably from each other." [1913 Webster]
THESAURUS
considerably
a deal, a great deal, a lot, abundantly, as all creation, as all get-out, beaucoup, considerable, ever so, ever so much, far, galore, greatly, highly, in great measure, largely, much, muchly, never so, no end, no end of, not a little, plenty, pretty much, quite, rather, significantly, so, so very much, somewhat, to the skies, very muchFor further exploring for "considerably" in Webster Dictionary Online