Part of speech: interjection
Definition: Used to express sorrow, regret, compassion or grief.
Example sentence: But, alas! what poor Woman is ever taught that she should have a higher Design than to get her a Husband?
Part of speech: adverb
Definition: Happening through bad luck, or because of some unfortunate event.
Example sentence: Playing the game, and unfortunately, playing the gangster game is very profitable.