1. A bright-flowering plant.

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

• kychnis,
• pychnis,
• oychnis,
• ltchnis,
• lgchnis,
• lhchnis,
• luchnis,
• l7chnis,
• l6chnis,
• lyxhnis,
• lyvhnis,
• lyfhnis,
• lychnus,
• lychnise,
• lychniss,
• lichnis,
• Lichenis,
• Lycehnis,
• Lickhnis,
• Lichniss

The adjective form of "lychnis" is "lychnic".

The plural of the "lychnis" can be the "lychnises".

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