Right Arm, Right-Hand Side
noun, の adjective
Your right hand is your right hand! This word can also be used to mean right arm, and right-hand side.
This is a jukugo word, which usually means on'yomi readings from the kanji. This word, however, uses the kun'yomi readings. This is possibly because of 手, because body parts often use kun'yomi. You learned both readings with the individual words, so you should be able to read this.
My right hand's feeling weak.
It's hard to type with just your right hand.
Please compare the size of your right hand and your left hand.
The mountain on the right-hand side is Mt. Fuji.