Sprites and Sylph

Sprites noun - Atmospheric electricity (lasting 10 msec) appearing as globular flashes of red (pink to blood-red) light rising to heights of 60 miles (sometimes seen together with elves).

Sylph and sprites are semantically related. In some cases you can use "Sylph" instead a noun "Sprites".

Sylph noun - A slender graceful young woman.

Sprites and sylph are semantically related. Sometimes you can replace term "Sprites" with "Sylph", this nouns are similar.