足の

of the leg/foot, of the foot; foot’s

→ 足
phrase Uncommon #15,671
of the leg/foot 足 can refer to the lower limb, including the foot; の links it to the noun that follows.
JA: トムは足の傷跡をメアリーに見せた。
EN: Tom showed Mary the scar on his leg.

わたしは足の骨折のために歩けない。

I can't walk because I have a broken leg.

トムは足の傷跡をメアリーに見せた。

Tom showed Mary the scar on his leg.

トムは足の毛を剃った。

Tom shaved his legs.

彼は不注意のせいで、足の骨を折った。

He broke his leg because of his carelessness.

彼は野球の試合で足の骨を折った。

He broke a bone in his foot during a baseball game.

彼女は彼の足の骨折を治療した。

She treated his broken leg.

彼女は彼の骨折した足の治療をした。

She treated his broken leg.

足のあざどうしたの?

What happened to the bruise on your leg?

足の調子はどうだい?

How’s your leg feeling?

— ドライヴ (2011)

phrase Rare #27,892
of the foot; foot’s Here, 足 refers to the foot, including its toes or sole. の links it to the following noun.
JA: 足のサイズはいくらなの?
EN: What size are your feet?

この指先に 感じる足の爪先にも 感じる

I can feel it in these fingertips, and in the tips of my toes as well.

— ラブ・アクチュアリー (2003)

この指先に感じる足の爪先にも 感じる

I can feel it in these fingertips, and even in the tips of my toenails.

— ラブ・アクチュアリー (2003)

妹より 足の小さい野郎だな

You're a guy with smaller feet than my little sister.

— ダイ・ハード (1988)

手は温かいのに足の先まで 硬い音がしそうだ

Although my hands are warm, even the tips of my toes feel so stiff they could make a hard sound.

— ベルリン・天使の詩 (1987)

足のサイズはいくらなの?

What size shoes do you wear?

足の指の感覚が全くない。

I can't feel my toes at all.