This is the 8821st most frequent Russian word.
поросенок
"Поросенок" means "piglet" in English.
Here, 'поросёнок' is used to refer to a young pig in its literal meaning, commonly seen on farms.
У бабушки на ферме жил маленький поросёнок.
At grandma's farm lived a small piglet.
In this context, 'поросёнок' is used metaphorically to describe someone with characteristics similar to a piglet, likely playfully or affectionately.
Он так громко хрюкал, что его прозвали поросёнком.
He oinked so loudly that he was nicknamed piglet.
Here, 'поросёнок' is used idiomatically to imply someone messy or untidy, demonstrating a figurative usage.