instep

US /ˈɪn.step/
UK /ˈɪn.step/
"instep" picture
1.

甲, 足の甲

the part of a person's foot between the toes and the ankle, where the arch is highest

:
He kicked the ball with the instep of his foot.
彼は足のでボールを蹴った。
The shoe was too tight across the instep.
靴はの部分がきつすぎた。