A 'tread', 'cleft' or 'cleat'.
affluent is a synonym for wealthy
A six letter synonym for 'dawn' is advent.
radii
Imprudent
nice
grip
grip
grip
Sole Heel Vamp
loafer
Tapshoe
sole
EEE
grip hold
Zapato is the Spanish word for a shoe, with the plural of zapatos meaning shoes.
A wooden shoe is a sabot (and yes, it's related to the word sabotage.)
Iratu is a kikuyu word which means shoe in English.