手甲

Noun

 * 1) fingernail

Etymology
Compound of, with the medial -k- becoming geminate. Original reading tekō still persists as an alternate, albeit less common, pronunciation.

Noun

 * 1)  the back of the hand
 * 2) a piece of armor or clothing for protecting the back of the hand, such as a glove or gauntlet

Etymology
Cognate with 🇨🇬.

Noun

 * 1) back of the hand