phantasm
2 antonyms for phantasm — opposites grouped by meaning.
Noun — Something you see that is not really there; a ghostly image.
Antonyms
Etymology
A learned variant of phantom, coming from Middle English fantosme, which came from Old French fantosme, fantasme, from Latin phantasma, from Ancient Greek φάντασμα (phántasma). It is a doublet of phantom.
Full origin of phantasm →