opacification

noun 0.802

opaque

noun 0.696

opaqueness

noun 0.689

radiopacity

noun 0.628

obscurant

noun 0.604

opacity

noun 0.598

opalescence

noun 0.590

obscurer

noun 0.585

occulter

noun 0.567

anticaking agent

noun 0.537

opal

noun 0.536

lucency

noun 0.532

occluder

noun 0.531

obscurantist

noun 0.522

nontransparency

noun 0.517

ground glass

noun 0.511

coagulant

noun 0.509

absorber

noun 0.508

lithopone

noun 0.505

turbidity

noun 0.505

whitener

noun 0.505

excipient

noun 0.503

translucency

noun 0.502