ignis fatuus Synonyms

will-o'-the-wisp jack-o'-lantern friar's lantern vision trip spectre specter semblance self-deception rainbow phantom phantasma airy nothing wisp false impression pipe dream autoluminescence open fire bioluminescence optical illusion beacon fire evil spirit backfire jack-o-lantern phantasm misconception misbelief error dream delusion deception daydream chimera bubble blaze beacon balefire fallacy fancy mirage ingle image illusion hallucination ghost fluorescence figment fata morgana fantasy apparition