Unhappily
Part of speech: adverb
Definition: In an unhappy manner.
Sadly
Part of speech: adverb
Definition: In a sad manner; sorrowfully.Unfortunately, sad to say.Deeply, completely.
Example sentence: Every woman's path is difficult, and many mothers were as equipped to raise children as wire monkey mothers. I say that without judgment: It is, sadly, true. An unhealthy mother's love is withering.