1. An instep flattened so the entire sole rests on the ground
   - sunken arch

Derived forms: fallen arches

Type of: instep

• respiratory disease
• respiratory disorder
• respiratory distress syndrome
• respiratory distress syndrome of the newborn
• respiratory illness
• respiratory infection
• respiratory organ
• respiratory quotient
• respiratory rate
• respiratory syncytial virus
• respiratory system
• respiratory tract
• respiratory tract infection
• respire
• respirometer
• respite
• resplend
• resplendence
• resplendency
• resplendent
• resplendent quetzel
• resplendent trogon
• resplendently
• respond
• respondent