You are right Ιάκοβε.
In English leg means the entire limp, while foot is the part of the leg bellow the ancle joint. We use the word “πόδι” in both cases.
We do have two other words: “πέλμα” and “πατούσα”. They are the surfaces of the body under the foot, where the foot touches the ground.
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Vasiliki Baskou, Instructor/Director, https://learn-greek-online.com.