Relative and Correlative Clause Structure: Meanings and Usage

Hungarian relative clauses can identify which person or thing is meant, add a comment about an established referent, or function independently as “whoever/what(ever).” Correlative pairs such as aki–az and amikor–akkor make the link between clauses explicit. Choosing naturally requires three questions: what the relative expression refers to, what role it has inside its own clause, and whether the main clause needs an overt correlate. The formal inventory is on the relative forms page.

Identifying a person

Use aki and its inflected forms when a relative clause identifies a person.

Ismered azt a lányt, aki minden reggel itt kávézik?

Do you know the girl who has coffee here every morning?

Aki is the subject of kávézik, so it is nominative. When the person fills another role, suffix the relative word:

Ő az az orvos, akit a kollégám ajánlott.

She is the doctor whom my colleague recommended.

Végre találkoztam a tanárral, akinek tavaly írtam.

I finally met the teacher whom I wrote to last year.

The first relative pronoun is accusative because ajánl valakit takes an object; the second is dative because ír valakinek means “write to someone.” English who/whom does not display this range, so translating the English pronoun alone is not enough.

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Build the relative clause as a separate Hungarian sentence first: A kollégám ajánlotta őt → accusative akit; Tavaly írtam neki → dative akinek.

Identifying a thing or institution

With an expressed nonhuman antecedent, careful written Hungarian favors amely and its case forms. Everyday conversation widely uses ami.

Olyan telefont keresek, amely egy feltöltéssel egész nap működik.

I’m looking for a phone that works all day on one charge.

Ez az a pályázat, amelyről tegnap beszéltünk.

This is the application we talked about yesterday.

Amely is nominative subject in the first sentence; amelyről carries delative because beszél valamiről requires it. Organizations and institutions are normally treated grammatically as nonhuman nouns:

A vállalat, amely a szolgáltatást biztosítja, új irodát nyitott.

The company that provides the service has opened a new office.

In (informal) speech, a vállalat, ami… is common, but aki would shift toward imagining the company as its people and is unsuitable in careful institutional prose.

Restricting reference versus adding a comment

A restrictive relative identifies which member of a set is intended. A supplementary relative comments on a referent already uniquely identified.

A jelentkező, aki rendelkezik jogosítvánnyal, előnyt élvez.

An applicant who has a driving license has an advantage.

Júlia, aki már tíz éve itt dolgozik, vezeti majd a projektet.

Júlia, who has worked here for ten years, will lead the project.

The first naturally restricts the class of applicants; the second adds background information about the already identified Júlia. Unlike English, standard Hungarian marks both finite relative-clause boundaries with commas. Context, definiteness, and intonation—not comma presence alone—distinguish the readings.

Information structure affects the matrix order. A jelentkező előnyt élvez, aki… is possible only in particular heavy-afterthought arrangements and can be harder to process. The normal learner-safe order keeps the relative directly after its head noun.

Commenting on a whole proposition

When the antecedent is an entire event or claim, use ami, not person-referring aki or formal noun-linked amely.

Elhalasztották a bemutatót, ami sok vendégnek csalódást okozott.

They postponed the presentation, which disappointed many guests.

Ami refers to the fact of postponement. The sentence does not mean that the presentation itself actively disappointed people. This proposition-level reading is especially useful in written explanation, but long chains of ami clauses can become vague. If two possible antecedents compete, repeat the relevant noun or use ez a döntés “this decision.”

Nem kaptunk választ, ami miatt módosítanunk kellett a menetrendet.

We received no answer, because of which we had to change the schedule.

The postposition-like sequence ami miatt expresses cause and refers to the whole previous state of affairs.

Selecting an alternative with correlatives

A relative clause can introduce an open description, while a demonstrative in the main clause picks out its value.

Azt hívd fel, aki ma este ügyeletes.

Call the person who is on duty tonight.

Azé lesz az ablak melletti asztal, aki előbb ideér.

The table by the window will belong to whoever gets here first.

In the first, accusative azt is the main-clause object, while nominative aki is subject of ügyeletes. In the second, possessive azé means “that person’s,” and the free relative identifies the possessor. The forms on the two sides need not match because each has its own clause role.

The correlate becomes especially helpful under contrast:

Nem azt választottuk, amelyik olcsóbb, hanem azt, amelyik megbízhatóbb.

We didn’t choose the cheaper one; we chose the more reliable one.

Amelyik selects one item from a known set. Bare amely normally links a property to an overt noun; amelyik has a stronger “which one” value.

Time, place, and manner pairs

Hungarian uses specialized relative adverbs rather than a single general “where/when/how” word.

Akkor menjünk el, amikor már kisebb a forgalom.

Let’s leave when the traffic is lighter.

Ott tedd le a dobozt, ahol senkit sem zavar.

Put the box down where it won’t bother anyone.

Úgy állítsd be a programot, ahogy a kézikönyv mutatja.

Configure the program the way the manual shows.

The demonstrative halves akkor, ott, and úgy can be omitted in neutral contexts. They are useful when the relation itself is contrastive—“then, not earlier”; “there, not here”; “that way, not another way.” This flexibility is information-structural, not random deletion.

Direction requires distinct forms: ahol “where (at),” ahova “where (to),” and ahonnan “where (from).” English “where” hides the difference.

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Use the demonstrative correlate when it receives contrast or fills an overt case role in the main clause. Omit it when the relation is neutral and fully recoverable; Hungarian does not require an English-style dummy placeholder.

Free relatives for unknown or general referents

Free relatives have no expressed head noun and can describe an unknown individual or an unrestricted class.

Aki kíváncsi a részletekre, maradjon még pár percig.

Anyone who is curious about the details should stay a few more minutes.

Amit nem értesz, azt nyugodtan kérdezd meg.

Feel free to ask about anything you don’t understand.

The second sentence expresses both accusative amit inside the relative and accusative azt in the main clause. The explicit correlate keeps the complex object relation easy to follow. In a shorter context, Amit nem értesz, kérdezd meg is also possible.

Aki can gain a free-choice flavor with csak: Aki csak hallotta a hírt… roughly “whoever heard the news…”. This construction is more advanced than a simple headed relative and should not be analyzed as amely modifying an omitted noun.

A short dialogue

– Melyik ügyfélnek küldjem el az ajánlatot? – Annak, aki tegnap visszahívott.

— Which client should I send the quote to? — The one who called back yesterday.

– És melyik fájlt csatoljam? – Azt, amelyiket reggel javítottunk.

— And which file should I attach? — The one we corrected this morning.

– Mikor küldjem? – Akkor, amikor a vezető jóváhagyja.

— When should I send it? — When the manager approves it.

The answers preserve the case required by the question: dative annak for the recipient, accusative azt for the file, and temporal akkor. The relative members take their own internal forms.

Formal and informal choices

(Formal) and (academic) prose commonly favors amely/amelyet/amelyben with a specific expressed nonhuman antecedent and repeats a noun when ami could refer ambiguously to a whole proposition. (Informal) conversation freely uses ami/amit after objects: a sorozat, amit nézünk “the series we’re watching.” Both registers use aki for people and the relative adverbs amikor, ahol, and ahogy.

The distinction is not “ami is wrong.” It has core standard functions in free relatives and proposition-level comments, and it is the dominant conversational headed form for many speakers. Register and antecedent type decide.

Common Mistakes

❌ Ez az a tanár, aki tegnap levelet küldtem.

Incorrect: küld valakinek requires dative akinek for the recipient.

✅ Ez az a tanár, akinek tegnap levelet küldtem.

This is the teacher to whom I sent a letter yesterday.

❌ Megnéztük a filmet, akit ajánlottál.

Incorrect: akit refers to a person, not a film.

✅ Megnéztük a filmet, amelyet ajánlottál.

We watched the film you recommended.

❌ Ott parkolj, ahova tegnap álltunk.

Incorrect direction: álltunk describes location, so use ahol.

✅ Ott parkolj, ahol tegnap álltunk.

Park where we were yesterday.

❌ Ismered a nőt aki a recepción dolgozik?

Incorrect punctuation: two finite clauses require a comma boundary.

✅ Ismered a nőt, aki a recepción dolgozik?

Do you know the woman who works at reception?

Key Takeaways

  • Use aki for people and inflect it for its role inside the relative clause.
  • Use careful headed amely for things in formal prose; conversational ami is widespread and natural.
  • Proposition-level ami comments on an entire preceding event or claim.
  • Correlatives make selection explicit, and each half bears the form required in its own clause.
  • Amikor–akkor, ahol–ott, and ahogy–úgy distinguish time, place, and manner.
  • Hungarian uses commas for finite relative clauses whether the reading is restrictive or supplementary.

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