Kneecap
noun
ひざこぞう
膝 (ひざ) Knee
膝頭 (ひざがしら) Kneecap, Patella
膝小僧 (ひざこぞう) Kneecap
小僧 (こぞう、not on WK) Youngster, Boy, Kid, Brat
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