severely (part of speech: adverb)
curtly, briskly, gruffly, coolly, dryly, intensely, oppressively, ascetically, bleakly, rigorously, precisely, correctly, acrimoniously, leanly, matter-of-factly, strictly, abruptly, harshly, icily, frostily, critically, exactingly, brusquely, demandingly, crisply, bluntly, intolerantly, piquantly, severely, starkly, imperially, tartly, grimly, sternly, shortly, sharply, acutely, meticulously, sparely, rawly, acerbically, basically, cuttingly, fundamentally, austerely, stringently, dourly, caustically
sharply (part of speech: adverb)
- She listened keenly to each word. - "Nan of Music Mountain", Frank H. Spearman.
- He nodded, watching her keenly, holding back his answers for just a second or two each time. - "The Bells of San Juan", Jackson Gregory.
- It was evident, however, that I could not do this if I were with you, since he would be keenly on his guard. - "The Hound of the Baskervilles", A. Conan Doyle.