쥐가 있어요.
jwi-ga isseoyo.
There is a mouse/rat.
쥐를 잡았어요.
jwireul jabasseoyo.
I caught a mouse/rat.
다리에 쥐가 났어요.
darie jwiga natseoyo.
I have a cramp in my leg.
손에 쥐가 났어요.
sone jwiga natseoyo.
I have a cramp in my hand.