Oj, donationen var för stor!

Oj is a very common Swedish exclamation, similar to English oh!, oops!, wow!, or whoa!, depending on context.

In Oj, donationen var för stor!, it expresses surprise or a strong reaction. It does not change the grammar of the sentence; it just adds emotion.

Examples:

• Oj, vad dyrt! = Oh, how expensive!
• Oj, jag glömde det. = Oops, I forgot it.

Because donationen is the definite form, meaning the donation.

In Swedish, definiteness is often shown by adding an ending to the noun instead of using a separate word like the.

• en donation = a donation
• donationen = the donation

This noun is a common gender noun, so the definite singular ending is -en.

Var is the past tense of är.

• är = is / are
• var = was / were

So:

• donationen är för stor = the donation is too big
• donationen var för stor = the donation was too big

The sentence you were given is talking about something in the past.

Here, för means too.

So:

• stor = big / large
• för stor = too big / too large

This is a very common pattern in Swedish:

• för dyr = too expensive
• för lång = too long
• för svårt = too difficult

Be careful: för has several meanings in Swedish depending on context. In other sentences it can also mean for, but in this sentence it means too.

Because the adjective has to match the noun.

Donation is an en-word (common gender), singular, so the adjective is stor.

Compare:

• en donation är stor = a donation is big
• ett hus är stort = a house is big
• donationerna är stora = the donations are big

So in your sentence:

• donationen is singular and common gender
• therefore the adjective is stor

Because this adjective is used after the verb var. That is called a predicative adjective.

In Swedish:

• When the adjective comes before the noun, it often takes a definite form:
  • den stora donationen = the big donation
• When the adjective comes after verbs like är, var, blir, it usually stays in its normal agreeing form:
  • donationen var stor = the donation was big

So:

• den stora donationen = adjective before noun
• donationen var stor = adjective after verb

That is why stor is correct here.

Not really. Oj is just an interjection placed in front of the sentence.

The main sentence is:

• donationen var för stor

That follows normal Swedish word order:

• subject: donationen
• verb: var
• complement: för stor

Adding Oj at the beginning does not force inversion here. It is just an emotional extra element.

The comma separates the interjection Oj from the main sentence.

This is very common in writing:

• Oj, jag visste inte det!
• Nej, det går inte.
• Ja, det stämmer.

In informal writing, people sometimes leave commas out, but using a comma here is standard and clear.

Yes. Donation in Swedish is very close to English donation in both form and meaning.

It usually refers to a donation in a formal or institutional sense, such as money given to a charity, organization, museum, or cause.

So this sentence sounds like it is talking about an actual donation amount, not just any general gift.

It can mean either, depending on context.

Literally, för stor means too big / too large. With donation, that often means the donation was too large in amount.

But grammatically, Swedish is simply saying too big. The exact nuance comes from the situation.

For example:

• If talking about money, it probably means too much money
• If talking about an object being donated, it could mean physically too large

Oj is pronounced roughly like English oy in boy.

So:

• Oj ≈ oy

It is a short, very common exclamation, and you will hear it a lot in spoken Swedish.

A rough guide:

• donationen ≈ do-na-TSHO-nen
• för has a vowel that does not exist exactly in English; it is somewhat like a rounded vowel between uh and er

A few useful notes:

• The ti in donation is pronounced like sh in many Swedish words of this type
• The ö in för is the same vowel as in many other Swedish words with ö

If you cannot produce ö perfectly yet, that is normal. It takes practice.

Yes. Without Oj, it becomes a neutral statement:

• Donationen var för stor. = The donation was too large.

With Oj, it sounds more emotional, surprised, or reactive:

• Oj, donationen var för stor! = Oh! The donation was too large!

So Oj adds feeling, but the grammar of the main sentence stays the same.