This is the 7939th most frequent Russian word.
клочок
A small piece or fragment.
Here, 'клочок' refers to a small piece or scrap of something, specifically paper.
Я нашёл клочок бумаги под столом.
I found a scrap of paper under the table.
In this context, 'клочок' is used figuratively to describe a very small piece or area, emphasizing minimal space.
После сильного ветра у меня остался только клочок земли.
After the strong wind, I was left with only a small plot of land.
Here, 'клочок' symbolizes a small portion of something vast, in this case, the sky.