Livet er roligt i aften.

in

Breakdown of Livet er roligt i aften.

• være: to be
• aftenen: the evening
• livet: the life

Questions & Answers about Livet er roligt i aften.

Why is it livet and not just liv?

Liv is a neuter noun in Danish: et liv (a life).

In Danish, the definite article (the) is usually added as an ending on the noun:

• et liv = a life (indefinite, neuter)
• livet = the life (definite, neuter)

In Livet er roligt i aften, you are talking about life in general in a more abstract way (similar to English Life is calm tonight), and Danish normally uses the definite form for that idea: livet.
Using bare liv here would sound wrong to a native speaker.

What gender is liv, and how does that affect the form livet?

Liv is neuter (also called t‑word in Danish). That has two important consequences:

1. The indefinite singular is:

   • et liv (not en liv)

2. The definite singular ends in -et:

   • livet = the life

For common gender (n‑words), the definite ending is -en (e.g. en aften → aftenen), but for neuter nouns like liv, it is -et (et liv → livet).

Why is it roligt and not rolig?