Livsarvingen har arverett.

In Norwegian, the definite article is usually added to the end of the noun.

So:

• en livsarving = a lineal heir / a direct heir
• livsarvingen = the lineal heir / the direct heir

The ending -en is the definite singular ending for many masculine nouns in Bokmål.

Because Norwegian often puts definiteness on the noun itself instead of using a separate article.

Compare:

• English: the heir
• Norwegian: arvingen

This is very normal in Norwegian. A separate demonstrative like den is only used in certain structures, for example with adjectives:

• arvingen = the heir
• den rettmessige arvingen = the rightful heir

The base form is livsarving.

Its common forms are:

• en livsarving = an heir of this type
• livsarvingen = the heir of this type
• livsarvinger = heirs
• livsarvingene = the heirs

So in the sentence, livsarvingen is singular and definite.

Yes. Norwegian very often builds new nouns by joining words together into one compound.

Here, livsarving is a fixed legal term. For a learner, the most important thing is to recognize it as one single noun meaning a specific kind of heir in direct line, not as two separate words.

That is also why arverett is written as one word: compounds are usually written together in Norwegian.

Because har means has, and the expression means has inheritance rights.

• har = has
• arverett = inheritance rights / right of inheritance

So the structure is:

• Livsarvingen = subject
• har = verb
• arverett = object/complement

Using er would mean is, which would not fit this expression.

Because Norwegian normally writes compound nouns as one word.

So:

• arv = inheritance
• rett = right

Together:

• arverett = inheritance right / right to inherit

This is extremely common in Norwegian. English often uses separate words where Norwegian prefers a compound.

Here arverett is being used as an abstract/general noun, similar to how English says has legal rights or has authority without always needing an article.

So har arverett means something like:

• has inheritance rights
• has the legal right to inherit

You could sometimes see other article patterns in different contexts, but in this sentence the bare noun sounds natural and idiomatic.

It sounds somewhat formal and legal.

Both livsarving and arverett are words strongly associated with inheritance law, family law, wills, and estates. A native speaker would understand the sentence, but it does not sound like casual conversation unless people are specifically talking about legal inheritance.

It uses the standard Norwegian main-clause order:

• Subject + Verb + Object/Complement

So:

• Livsarvingen = subject
• har = verb
• arverett = complement/object-like element

This is the same basic order as in English:

• The heir has inheritance rights.

Yes, that would be understandable and quite natural.

Compare:

• har arverett = more compact, legal, technical
• har rett til arv = more transparent and easier to understand literally as has the right to an inheritance

Both are possible, but arverett is the established legal term.

Grammatically, livsarving is usually treated as a masculine noun in Bokmål:

• en livsarving
• livsarvingen

But like many person-nouns in Norwegian, it refers to a person regardless of biological sex, depending on context. So the grammatical gender of the noun does not mean the heir must be male.

In plural, you would say:

• Livsarvingene har arverett.

That means The direct heirs have inheritance rights.

Notice the changes:

• singular definite: livsarvingen
• plural definite: livsarvingene
• the verb har stays the same in present tense, because Norwegian verbs do not change for person or number.

Har is the present tense of å ha = to have.

So:

• jeg har = I have
• du har = you have
• han/hun har = he/she has
• de har = they have

Norwegian verbs do not change form the way English verbs do. So har is used for all persons in the present tense.

A careful approximate pronunciation in Bokmål/Urban East Norwegian would be something like:

• Livsarvingen har arverett
• roughly: LEEV-sar-ving-en har AR-ve-rett

A few helpful points:

• v is pronounced like English v
• r is usually clearly pronounced, though its exact sound depends on dialect
• rett has a short vowel and a strong final tt
• compounds are usually spoken as one unit, especially arverett

The exact pronunciation varies by dialect, but that approximation is a good starting point.

Yes—this short sentence shows several very important Norwegian patterns:

1. Definite nouns take endings

   • livsarvingen = the heir

2. Compounds are written as one word

   • livsarving
   • arverett

3. Present-tense verbs do not change by person

   • har works for all subjects

4. Legal and abstract concepts often appear without an article

   • har arverett

So even though the sentence is short, it contains several core features of Norwegian grammar and vocabulary.