Double-edged and Red hot

Double-edged adjective - Consisting of two members or parts that are usually joined.

Red hot and double-edged are semantically related. In some cases you can use "Red hot" instead an adjective phrase "Double-edged".

Red hot noun - One who is intensely or excessively devoted to a cause.

Double-edged and red hot are semantically related. Sometimes you can use "Double-edged" instead an adjective phrase "Red hot".