phantasmagoria

noun 0.580

telescope

noun 0.577

prism

noun 0.569

microscope

noun 0.548

riflescope

noun 0.544

panorama

noun 0.544

labyrinth

noun 0.544

spectroscope

noun 0.543

spectrum

noun 0.540

oscilloscope

noun 0.535

periscope

noun 0.533

kale

noun 0.531

mosaic

noun 0.526

camera obscura

noun 0.523

hologram

noun 0.521

mandala

noun 0.519

bioscope

noun 0.518

jigsaw puzzle

noun 0.518

crystal ball

noun 0.517

stereoscope

noun 0.516

optical illusion

noun 0.516

snow globe

noun 0.511

spyglass

noun 0.510

spectacle

noun 0.508

pendulum

noun 0.506

fractal

noun 0.505

jigsaw

noun 0.505

wonderland

noun 0.504

ophthalmoscope

noun 0.503

psychedelic

noun 0.502

iridescence

noun 0.502