deeply
adverb
she was deeply affected by the story:
greatly, enormously, extremely, very much, to a great extent/degree;
strongly, powerfully, profoundly, intensely, keenly, sharply, acutely;
thoroughly, completely, entirely;
severely, awfully, terribly, painfully, desperately;
informal well, seriously, majorly, jolly, oh-so;
North American, informal mighty, plumb.
deeply Oxford Dictionary of English