pyramid

noun 0.638

square pyramid

noun 0.584

human pyramid

noun 0.583

pyramids

noun 0.564

triangular pyramid

noun 0.563

pyramidal

noun 0.554

bar chart

noun 0.545

pyramid scheme

noun 0.542

pie chart

noun 0.540

bar graph

noun 0.538

barplot

noun 0.537

demographic transition

noun 0.537

demographic

noun 0.531

bipyramid

noun 0.531

bell curve

noun 0.514

demography

noun 0.507

histogram

noun 0.506

demographer

noun 0.501