N1Noun

骸骨

がいこつ

Meaning

遺骨

いこつ

cremated remains (esp. the bones), ashes

亡骸

なきがら

remains, corpse

背骨

せぼね

spine, backbone

露骨

ろこつ

open, unconcealed

骨格

こっかく

skeleton, skeletal structure

骨子

こっし

main point, gist

骨髄

こつずい

bone marrow, medulla

拳骨

げんこつ

(clenched) fist, knuckles

Kanji 360 teaches vocabulary through reading, with audio, SRS review, and the kanji that build each word — free on iOS and Android.