ignis fatuus /igˈnis fatˈū-əs or fatˈŭ-ŭs/

1. Will-o'-the-wisp, the light produced by combustion of marsh-gas, which may lead a traveller into danger
2. Any delusive ideal or hope that may lead one astray

• champaign
• champaigns
• champak
• champaks
• champart
• champarts
• champ at the bit
• champed
• champers
• champerties
• champertous
• champerty
• champignon
• champignons
• champing
• champion
• championed
• championess
• championesses
• championing
• champions
• championship
• championships
• champlevé
• champlevés