pyramid selling

noun 0.829

pyramid

noun 0.772

pyramids

noun 0.650

human pyramid

noun 0.642

pyramidal

noun 0.630

multi-level marketing

noun 0.619

triangular pyramid

noun 0.614

square pyramid

noun 0.598

network marketing

noun 0.585

bipyramid

noun 0.575

scam

noun 0.568

chain letter

noun 0.556

scheme

noun 0.554

pump and dump

noun 0.550

pyramidion

noun 0.545

group scheme

noun 0.542

population pyramid

noun 0.542

hierarchy

noun 0.522

scheming

noun 0.519

confidence game

noun 0.517

pyramidal tract

noun 0.512

scam artist

noun 0.508

shell game

noun 0.501