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

• cider presses
• ciders
• cidery
• cides
• ci-devant
• ciding
• cids
• CIE
• Cie.
• ciel
• cieling
• cierge
• cif
• cig
• cigar
• cigar case
• cigarette
• cigarette butt
• cigarette butts
• cigarette card
• cigarette cards
• cigarette case
• cigarette cases
• cigarette end
• cigarette ends