This is the 11595th most frequent Swedish word.
onekligen
Undeniably.
Here, 'onekligen' is used to emphasize the undeniable importance of the statement.
Det är onekligen viktigt att läsa böcker för att utveckla sitt språk.
It is undeniably important to read books to develop one's language.
In this sentence, 'onekligen' stresses the irrefutable quality of the subject's skill.
Han är onekligen en av de bästa spelarna i laget.
He is undeniably one of the best players on the team.
'Onekligen' here highlights the universally acknowledged status of the movie as a classic.