quizzing

noun 0.687

magnifying glass

noun 0.669

spyglass

noun 0.621

quiz

noun 0.600

magnifier

noun 0.578

lorgnette

noun 0.568

eyeglass

noun 0.563

glass

noun 0.533

watch glass

noun 0.532

ground glass

noun 0.529

goggle

noun 0.528

flint glass

noun 0.524

optical glass

noun 0.521

glass water

noun 0.520

wine glass

noun 0.519

spyhole

noun 0.519

opera glass

noun 0.519

perspective glass

noun 0.512

glass eye

noun 0.509

pop quiz

noun 0.506

shot glass

noun 0.506

pier glass

noun 0.505

simple microscope

noun 0.503