1. An imaginary being, inhabiting the air, and belonging to a class intermediate between those who have and those who have not a bodily frame, of an airy substance and a movement light and nimble.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• halph,
• steph,
• helph,
• selph,
• sylish,
• lyph,
• soph,
• stelph,
• seph,
• syphe,
• sylar,
• delph,
• olph,
• serph,
• selvh,
• sylix,
• gylph,
• syl,
• syph,
• silph

The adjective form of the word "sylph" is "sylphlike".

The plural of the "sylph" can be the "sylphs".

The singular of the "sylph" can be the "sylph".