sole
Pronunciation
Noun
A1 Beginner
Quick answer
The bottom surface of a foot or shoe.
Usage notes
"Sole" sounds exactly like "soul," so writers sometimes mix them up by accident.
Test yourself
Which word fits the gap? "The _____ of his boot had worn thin after months of hiking."
Answer: sole
In your own words, what does "sole" mean?
The bottom surface of a foot or shoe.