40 synonyms for clearly such as decidedly, comprehensibly, assuredly, and certainly. Clearly is an adverb, and its antonyms are vaguely and obscurely.
Audibly, comprehensibly, distinctly, intelligibly, legibly, perspicuously, plainly, readably, understandably, and with clarity.
Assuredly, certainly, decidedly, definitely, demonstrably, doubtless, evidently, incontestably, incontrovertibly, indubitably, irrefutably, it goes without saying, manifestly, markedly, needless to say, noticeably, obviously, of course, palpably, patently, plainly, surely, transparently, undeniably, undoubtedly, unmistakably, unquestionably, visibly, and without doubt.