Instep
/ˈɪnstep/
Definition 1 of 1
Pro Tip 1/3Footwear Fit
Used often when discussing the fit of shoes and importance for comfort. 
These boots pinch my instep; I might need a wider size.
Pro Tip 2/3Sports Context
Common in sports discussions, particularly when talking about injuries or shoe design. 
The soccer player had to stop practicing due to a swollen instep.
Pro Tip 3/3Shoe Indentification
Used to identify features in shoes, like 'high instep' for shoes that accommodate a raised arch. 
She prefers shoes designed for a high instep as they are more comfortable.