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

• smew
• smews
• smicker
• shield-hands
• shielding
• shielding pond
• shieldings
• shield ivies
• shield ivy
• shield law
• shield laws
• shieldless
• shieldlike
• shieldling
• shieldlings
• shield-maid
• shield-maiden
• shield-maidens
• shield-maids
• shield-may
• shield-mays
• shield of brawn
• shield pond
• shield ponds
• shieldrake