dual / duel [ˈdu:əl]
dual – adj. & n. – adj. – 1. two; 2. divided in two; 3. double; n. – a dual form of a noun, verb, etc.
duel – n. & v. – n. – a private fight between two people, often with weapons; v. intr. – fight a duel
dule - n. - 1. sorrow, grief, mental distress; 2. lamentation; 3. mourning garments