Antonyms of adv luckily

1 sense of luckily

Sense 1
fortunately, fortuitously, luckily, as luck would have it -- (by good fortune; "fortunately the weather was good")
       Antonym of unluckily (Sense 1)
      => unfortunately, unluckily, regrettably, alas -- (by bad luck; "unfortunately it rained all day"; "alas, I cannot stay")

Synonyms of adv luckily

1 sense of luckily

Sense 1
fortunately, fortuitously, luckily, as luck would have it -- (by good fortune; "fortunately the weather was good")