belly flopper (noun) belly flop: dive in which front smacks water
Sinonime: alertly, aptly, astutely, brilliantly, capably, comprehendingly, discerningly, intellectually, judiciously, keenly, knowingly, knowledgeably, logically, perspicaciously, prudently, rationally, reasonably, resourcefully, sagaciously, sensibly, sharply, shrewdly, skillfully, wisely
Antonime: badly, foolishly, stupidly, unintelligently