caoutchouc

noun 0.695

rubber

noun 0.644

chicle

noun 0.618

rubber tree

noun 0.594

rubber plant

noun 0.569

rubbers

noun 0.558

quebracho

noun 0.557

india rubber

noun 0.541

casco

noun 0.540

rubber cement

noun 0.529

resin

noun 0.525

cascara

noun 0.523

gum resin

noun 0.518

butyl rubber

noun 0.517

yuca

noun 0.515

cuerda

noun 0.514

crumb rubber

noun 0.501