1) In an unrestrained manner 2) Like wildfire 3) Profusely 4) Violently 5) With reckless abandon 6) Without restraint Found on https://www.crosswordclues.com/clue/wildly
Wild'ly adverb In a wild manner; without cultivation; with disorder; rudely; distractedly; extravagantly. Found on http://www.encyclo.co.uk/webster/W/38