2
Flying Dutchman
2
UFO
2
flying saucer
2
shade
2
specter
2
spectre
2
spook
2
unidentified flying object
2
wraith
11 years ago|73 views|share |citing 
APASmart Define. (2015). phantasma thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/phantasma/thesaurus/narrower
ChicagoSmart Define. 2015. "phantasma thesaurus" https://smartdefine.org/phantasma/thesaurus/narrower (accessed September 22, 2026).
HarvardSmart Define 2015, phantasma thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/phantasma/thesaurus/narrower>.
MLASmart Define. "phantasma thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/phantasma/thesaurus/narrower>