noun
inner ankle; medial malleolus
Refers specifically to the bony prominence on the inner side of the ankle. In everyday conversation, くるぶし alone often suffices, but 内踝 is used for anatomical precision.
内踝の下を押すと少し痛い。
It hurts a little when I press below the inner ankle bone.
捻挫で内踝が腫れてしまった。
My inner ankle swelled up from the sprain.