Englishmarkedly
adverb
the birth rate declined markedly:
noticeably, decidedly, strikingly, distinctly, remarkably, clearly, plainly;
blatantly, glaringly, unmistakably, conspicuously, pointedly, obviously, manifestly, patently, palpably, signally, significantly, greatly, considerably, substantially, recognizably, discernibly, notably, apparently, evidently, to a marked extent, to a great extent;
informal seriously;
informal , mainly humorous bigly.
▷antonyms imperceptibly.
markedly Oxford Dictionary of English