Hun virker sjenert.

Because hun is the subject form of she.

• hun = she
• henne = her

In Hun virker sjenert, hun is the person doing the verb virker, so Norwegian uses the subject form.

Compare:

• Hun virker sjenert. = She seems shy.
• Jeg kjenner henne. = I know her.

Virker is the present tense of å virke.

In this sentence, å virke means something like:

• to seem
• to appear

So the structure is:

• Hun = subject
• virker = present-tense verb
• sjenert = adjective describing the subject

A very close English pattern is:

• She seems shy.

Here, sjenert is the normal adjective form used after verbs like å være and å virke.

This is called a predicative adjective: an adjective that comes after a verb and describes the subject.

Examples:

• Hun er sjenert. = She is shy.
• Hun virker sjenert. = She seems shy.

You do not use the definite/plural forms here unless the subject requires agreement in a different context.

For example:

• De virker sjenerte. = They seem shy.

So with hun (singular), sjenert is correct.

Because sjenerte is usually the plural or definite form of the adjective.

Compare:

• Hun virker sjenert. = singular
• De virker sjenerte. = plural

So if you are talking about she, you use sjenert. If you are talking about they, you use sjenerte.

Not quite.

• Hun er sjenert = She is shy
• Hun virker sjenert = She seems shy / She appears shy

So er states something more directly, while virker makes it sound like an impression or observation.

That difference matters:

• Hun er sjenert can sound like a fact about her personality.
• Hun virker sjenert means that is how she comes across.

Yes, that is also very natural.

• Hun virker sjenert = She seems shy
• Hun ser sjenert ut = She looks shy

The difference is small but useful:

• virker is a bit broader: overall impression
• ser ... ut focuses more on appearance

So if you mean she gives the impression of being shy, virker works very well.

This is basic Norwegian main-clause word order:

Subject + verb + complement

So:

• Hun = subject
• virker = verb
• sjenert = complement/adjective

This is the normal order in a simple statement.

You usually put ikke after the finite verb:

• Hun virker ikke sjenert. = She doesn’t seem shy.

That is a very common Norwegian pattern:

• Han er ikke trøtt. = He is not tired.
• De kommer ikke. = They are not coming.

In a yes/no question, Norwegian usually puts the verb before the subject:

• Virker hun sjenert? = Does she seem shy?

This is very common in Norwegian:

• Er hun hjemme? = Is she at home?
• Kommer de snart? = Are they coming soon?

No. Sjenert is not specifically feminine in Norwegian.

You can use it for anyone:

• Hun er sjenert. = She is shy.
• Han er sjenert. = He is shy.
• Barnet virker sjenert. = The child seems shy.

Norwegian adjectives do not change for masculine vs. feminine the way they do in some other languages.

The infinitive is å virke.

Some useful forms are:

• å virke = infinitive
• virker = present
• virket = past
• har virket = present perfect

Examples:

• Hun virker sjenert.
• Hun virket sjenert i går. = She seemed shy yesterday.

A rough guide for English speakers is:

• sjenert ≈ sheh-NÆRT or shuh-NEIRT, depending on accent

A few helpful points:

• sj is pronounced like English sh
• the stress is usually on the second syllable: sje-NERT
• the final rt may sound different from English, depending on dialect

If you want to sound natural, focus on getting sj = sh and stressing the second syllable.

Yes. Å virke has several meanings in Norwegian, which can confuse learners.

Common ones include:

• to seem / appear
• to work / function
• to have an effect

Examples:

• Hun virker sjenert. = She seems shy.
• Telefonen virker ikke. = The phone doesn’t work.
• Medisinen virker. = The medicine works / has an effect.

So the exact meaning depends on context.