This is the 10526th most frequent Swedish word.
kompletteras
"Kompletteras" means "to be supplemented" or "to be completed."
Here, 'kompletteras' conveys the idea of adding something additional to make the book more complete or comprehensive.
Boken kompletteras med ett kapitel om modern historia.
The book is complemented by a chapter on modern history.
In this example, 'kompletteras' is used to denote the addition or enhancement of the courses with practical exercises.
Kurserna kompletteras av praktiska övningar.
The courses are complemented by practical exercises.
'Kompletteras' here refers to the necessity of supplementing or adding elements to make a plan fully detailed and complete.