This is the 344th most frequent Finnish word.
kappaletta
"Pieces" or "items" (partitive plural of "kappale").
Here, 'kappaletta' is used to signify the count of pens, emphasizing a precise quantity.
Minulla on viisi kappaletta kyniä.
I have five units of pens.
In this sentence, 'kappaletta' refers to text paragraphs/articles in a document or discourse.
Käsittelen seuraavat kaksi kappaletta kokouksessa.
I will address the following two paragraphs in the meeting.
The word 'kappaletta' here is used to specify the number of copies or units of the book desired.