Yes, there is a difference. Slaked lime is the term used to refer to solid calcium hydroxide, and lime water is a calcium hydroxide solution. Admittedly, two distinct terms seems like overkill, but...
Slaked lime putty is a traditional material used up until the introduction of Portland Cement in the mid 1800s. It is still used in restoration work. It is a base for plaster walls, stucco, and...