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

• swing-backs
• swingbeat
• swingbeats
• swingbin
• swingbins
• swingboat
• swingboats
• swing bridge
• swing bridges
• swing by
• swing-by
• swing door
• swing doors
• swinge
• swinge-buckler
• swinge-bucklers
• swinged
• swingeing
• swingeingly
• swinger
• swingers
• swinges
• swing-handle
• swing-handles
• swingier