(ˈ)fan.|tazməl adjective
: of, relating to, or like a phantasm : transitory as a phantasm : illusive , spectral , unreal
his fear of the last few hours looked thin and phantasmal in the presence of so much light — Walter Gilkyson
coastline of frozen phantasmal peaks — Marguerite Young
the moon's phantasmal fire — Walter de la Mare
• phan·tas·mal·i·ty ˌ ̷ ̷ˌ ̷ ̷ˈmaləd.ē, -ətē, -i noun -es
• phan·tas·mal·ly (ˈ) ̷ ̷| ̷ ̷məlē, -li adverb