下腿骨 (Japanese) comes from Japanese 骨, from Sanskrit कपाल, from Proto-Indo-Iranian kapā́las, from Proto-Indo-European káp-ōl-, from Proto-Indo-European kap- — to seize, hold.
下腿骨 (Japanese): a lower leg bone; a crural bone
Definitions
a lower leg bone; a crural bone
Ancestry of “下腿骨”, step by step
下腿骨 traces back through two separate lines of ancestry.