Quick Quiz: Nouns Score: Change category, Flip order Reset Incorrect! Try again. Noun: flowering fern Your choice? a British imperial capacity measure (liquid or dry) equal to 60 minims or 3.5516 cubic centimeters   (Noun: fluid dram) any fern of the genus Osmunda: large ferns with creeping rhizomes; naked sporangia are on modified fronds that resemble flower clusters a salt of hydrofluoric acid a groove or furrow in cloth etc especially the shallow concave groove on the shaft of a column