medskyldig

Etymology
("co- + guilty")

Adjective

 * 1) accomplice (the quality of being an)

Usage notes
Since Norwegian doesn't have a noun for this term, but instead uses an adjective, phrases using the definite articles and  must be applied, hence the accomplice = den medskyldige and the accomplices = de medskyldige.

Etymology
("co- + guilty")

Adjective

 * 1) accomplice (the quality of being an)

Usage notes
As for Bokmål above.