dreadfully

ˈdrɛdfəli

adverb

extremely.

you’re dreadfully thin

extremely,very,really,frightfully,fearfully,exceedingly,immensely,terribly,exceptionally,uncommonly,remarkably,extraordinarily,decidedly,most,positively,particularly,right,unco,quite,terrifically,tremendously,desperately,awfully,devilishly,ultra,too … for words,mucho,mega,seriously,majorly,oh-so,jolly,ever so,dead,well,fair,real,mighty,awful,plumb,powerful,lekker,devilish,hellish,exceeding,sore,very much,intensely,a great deal,a good deal,to a great extent,much,a lot,lots