1A small fluid-filled blister on the surface of the skin; can result from burns, friction, or infections (commonly called 'mizubukure').
長時間の摩擦で靴ずれができ、足に水疱ができた。
A blister formed on my foot from prolonged friction due to rubbing from shoes.
その薬疹のために全身に小さな水疱が現れた。
Small blisters appeared all over the body because of that drug rash.
水疱は通常、破らずに自然に治るのを待つのが望ましい場合が多い。
Often it's best to wait for blisters to heal naturally without breaking them.