This is the 1251st most frequent Japanese word.
傘
Umbrella.
傘 refers to an umbrella used to protect oneself from rain.
雨が降ってきたので、傘をさしました。
Since it started raining, I opened an umbrella.
傘 in 日傘 specifying a type of umbrella for shade from the sun.
日差しが強いので、日傘を使っています。
Because the sunlight is strong, I'm using a parasol.
傘 as a general term for umbrella, emphasizing its resistant design.