Alas
From BiblePortal Wikipedia
King James Dictionary [1]
Alas', ex.
An exclamation expressive of sorrow, grief, pity, concern, or apprehension of evil sometimes followed by day or while alas the day, like alack a day or alas the while, expressing an unhappy time.
Webster's Dictionary [2]
(interj.) An exclamation expressive of sorrow, pity, or apprehension of evil; - in old writers, sometimes followed by day or white; alas the day, like alack a day, or alas the white.