This is the 652nd most frequent Norwegian word.
lengre
"Lengre" means "longer" or "farther" in English.
Here, 'lengre' is used as an adverb meaning 'any further' or 'longer distance'.
Jeg kan ikke gå lengre, vi må ta en pause.
I can't walk any further; we need to take a break.
Here, 'lengre' compares the subjective length of the day, also functioning as an adjective.
Dagen føltes lengre enn vanligt.
The day felt longer than usual.
In this case, 'lengre' refers to the length of the story, used as an adjective.