MERRILY

[adverb](dated) Ellen tried not to laugh, but her eyes sparkled merrily (= showed her enjoyment).(informal) If you do something merrily, you do it without thinking about the result of what you are doing or about the problems it might cause.He seems completely oblivious to the problems he's caused and just merrily continues along his way.The factory has been merrily pumping chemical waste into the river for the past ten years and no one has done anything to stop them.