This is the 3327th most frequent Japanese word.
掃除
Cleaning.
The word '掃除' is used in the context of cleaning a room, emphasizing the act of tidying and removing dirt from a specific place.
私は部屋の掃除をしました。
I cleaned my room.
In this sentence, '掃除' is used in a general context referring to the activity or concept of cleaning as a habitual or important practice.
掃除をするのは大切な習慣です。
Cleaning is an important habit.
Here, '掃除' relates to the action performed by a device, specifically the act of cleaning conducted by a robotic device to maintain floor cleanliness.