bicycle
bicycle rack

bike
bike rack

brain
to rack one's brains

double
double rack

fuse
fuse rack

gun
gun rack

key
key rack

letter
letter rack

pen
pen rack

rack
music rack

rack off
trasfegar

rack up
acumular

rack-rent
renda exorbitante

rack-renter
inquilino que paga uma renda exorbitante

roof
roof rack

roof-rack
porta-bagagem (no tejadilho de automóveis para transporte de cargas)

toast
toast rack

towel
towel horse / towel rack