ADD - To join or unite, as one thing to another, or as several particulars, so as to increase the number, augment the quantity, or enlarge the magnitude, or so as to form into one aggregate. Hence: To sum up; to put together mentally.
ALE - An intoxicating liquor made from an infusion of malt by fermentation and the addition of a bitter, usually hops.
DAD - A father, a male parent.
LAD - A boy or young man.
LED - Simple past tense and past participle of lead.
DEAD - No longer living.
DEAL - A division, a portion, a share.
LEAD - A heavy, pliable, inelastic metal element, having a bright, bluish color, but easily tarnished; both malleable and ductile, though with little tenacity. It is easily fusible, forms alloys with other metals, and is an ingredient of solder and type metal. Atomic number 82, symbol Pb (from Latin plumbum).
DALE - A valley in an otherwise hilly area.
ADDED - Simple past tense and past participle of add.
ADDLED - Simple past tense and past participle of addle.