Extraposition: Heavy Subjects and Objects

When the subject of a Norwegian sentence is itself a whole clause — an å-infinitive (å se deg) or an at-clause (at du kom) — Norwegian strongly prefers to move that heavy clause to the end and put a small placeholder det in the subject slot at the front. Å se deg er fint is grammatical but stilted; the natural sentence is Det er fint å se deg ("It's nice to see you"). This is extraposition, and the placeholder is called the anticipatory det. The good news for English speakers: your language does exactly the same thing with it.

The basic move: det … + heavy clause

Start from the "logical" order, where the clausal subject sits at the front:

Å se deg er fint. (To see you is nice.)

Norwegian rotates this: the heavy å-clause goes to the end, and det fills the now-empty subject position.

Det er fint å se deg. (It's nice to see you.)

Both are correct, but the extraposed version is overwhelmingly the default — the front-heavy version is reserved for special emphasis and sounds bookish. The same applies to at-clauses:

In each, det is a stand-in: it occupies the grammatical subject slot, but the real subject is the clause hanging off the end (at du må gå, å se deg, å forstå …).

Why: end-weight

The reason is end-weight — the same processing principle that shapes English. A listener parses a sentence more easily when it starts light and lets the heavy material come last. A clause is heavy; det is as light as a word can be. So Norwegian (like English) front-loads the tiny det and saves the bulky clause for the end, where the listener has the main verb in hand and knows what to expect.

Compare the un-extraposed At han kom helt alene overrasker meg — grammatical, but it forces the listener to hold an entire subordinate clause in memory before reaching the main verb overrasker. Norwegian, like English, avoids that.

Both å-clauses and at-clauses extrapose

The two clause types behave the same way. Use å + infinitive for a general, subjectless action and at + clause for a full proposition.

Object extraposition: jeg finner det vanskelig å …

Extraposition is not only for subjects. When a clause is the object of certain verbs and adjectives — finne (det) vanskelig, synes (det) er rart, gjøre (det) klart — a placeholder det holds the object slot and the heavy clause again goes to the end.

Note especially jeg synes *det er rart at …: here *det anticipates the at-clause inside the embedded clause. English does the identical thing — "I think it's strange that …" — so this pattern should feel familiar.

Don't confuse this det with the other dets

Norwegian det wears several hats, and it helps to keep them apart (see syntax/det-expletive for the full set):

• Anticipatory det (this page): stands in for a clause that comes later — Det er synd at du går (the det = the clause at du går).
• Expletive/weather det: a dummy with no referent at all — Det regner ("It's raining"), Det er kaldt ("It's cold").
• Presentative det: introduces a new indefinite noun — Det står en mann i døra ("There's a man standing in the doorway").
• Referential det: a real pronoun pointing back at a neuter noun — Huset? Det er gammelt ("The house? It's old").

The test for the anticipatory one is simple: can you replace det with the trailing clause and get a grammatical (if stilted) sentence? Det er synd at du går → At du går er synd. Yes — so the det is anticipatory. You cannot do that with weather det (Regner er is nonsense), which is how you tell them apart.

That second sentence is worth a second look: the first det is anticipatory (it points to at det er kaldt …), while the second det is the weather expletive. Same word, two jobs, one sentence.

How this differs from English

English and Norwegian agree on the principle but differ in one habit. English it and Norwegian det both extrapose heavy clauses — "It's nice to see you" = "Det er fint å se deg." The trap is not the structure but the consistency: English speakers sometimes carry over a stylistic English option of fronting the clause ("That he came surprised me"), which in Norwegian comes out as the stiff At han kom overrasket meg. In natural Norwegian you should default to det + trailing clause far more reliably than the occasional fronted-clause style of written English would suggest. When the subject is a clause, reach for det first.

Common Mistakes

These errors come from leaving the heavy clause in front, or from dropping the anticipatory det that English would keep as it.

Key Takeaways

• A clausal subject (an å-infinitive or an at-clause) is normally extraposed: the clause goes to the end and det holds the front subject slot — Det er fint å se deg.
• The driver is end-weight: start light (det), finish heavy (the clause) — the same instinct English follows with it.
• Both å-clauses and at-clauses extrapose, and so do clausal objects: jeg finner *det vanskelig å tro …, hun gjorde **det klart at …*.
• The anticipatory det is recoverable as the trailing clause — that distinguishes it from weather det (det regner) and presentative det (det står en mann …).
• Default to det + trailing clause; front-heavy clausal subjects (At han kom …) are grammatical but stilted.