Conjugation Group 3: Verbs ending in -ovati, -ivati (e.g., kupovati)
Grammar Rule in 30 Seconds
Drop the -ati, add -ujem! These verbs change their stem to -uj- in the present tense.
- Remove the -ati ending from the infinitive: kupovati -> kupov-
- Replace the stem ending with -uj- before adding endings: kupov + uj + em = kupujem
- The -ujem suffix applies to all persons except the 3rd person plural (-uju).
Conjugation of 'Kupovati' (to buy)
| Person | Pronoun | Ending | Verb Form |
|---|---|---|---|
|
1st Sing
|
Ja
|
-ujem
|
kupujem
|
|
2nd Sing
|
Ti
|
-uješ
|
kupuješ
|
|
3rd Sing
|
On/Ona
|
-uje
|
kupuje
|
|
1st Plur
|
Mi
|
-ujemo
|
kupujemo
|
|
2nd Plur
|
Vi
|
-ujete
|
kupujete
|
|
3rd Plur
|
Oni
|
-uju
|
kupuju
|
Meanings
These verbs represent a large, productive class of Croatian verbs that undergo a stem change in the present tense.
Standard Present Tense
Describing current actions or habits.
“Ja putujem u Zagreb.”
“On daruje cvijeće.”
Reference Table
| Form | Structure | Example |
|---|---|---|
|
Affirmative
|
Subject + Verb
|
Ja kupujem.
|
|
Negative
|
Ne + Verb
|
Ne kupujem.
|
|
Question
|
Verb + li + Subject
|
Kupujem li?
|
|
3rd Person Plural
|
Stem + uju
|
Oni kupuju.
|
|
Infinitive
|
Root + ovati
|
Kupovati.
|
|
Present Stem
|
Root + uj
|
Kupuj-
|
Espectro de formalidad
Kupujem kartu. (Travel)
Kupujem kartu. (Travel)
Kupujem kartu. (Travel)
Uzimam kartu. (Travel)
The -ovati Verb Transformation
Step 1
- Kupov- Remove -ati
Step 2
- -uj- Add infix
Step 3
- -em/-eš... Add endings
Ejemplos por nivel
Ja kupujem kruh.
I am buying bread.
On putuje u Split.
He is traveling to Split.
Mi darujemo poklon.
We are gifting a present.
Vi kupujete vodu.
You are buying water.
Ne kupujem danas.
I am not buying today.
Putuju li oni u Italiju?
Are they traveling to Italy?
Ona često daruje cvijeće.
She often gifts flowers.
Kupujemo li mi kartu?
Are we buying a ticket?
Oni ne putuju često zbog posla.
They don't travel often because of work.
Kupujem namirnice za cijeli tjedan.
I am buying groceries for the whole week.
Daruješ li mu nešto posebno?
Are you gifting him something special?
Putujemo vlakom kroz cijelu zemlju.
We are traveling by train through the whole country.
Instaliram novi softver na računalo.
I am installing new software on the computer.
Oni formatiraju disk prije prodaje.
They are formatting the disk before the sale.
Ne kupujem tu priču.
I don't buy that story (I don't believe it).
Putuješ li često poslovno?
Do you travel often for business?
Oni ne kupuju argumente oporbe.
They are not buying the opposition's arguments.
Putujemo kroz vrijeme u ovoj knjizi.
We are traveling through time in this book.
Daruješ li svoje vrijeme volontiranju?
Do you gift your time to volunteering?
Formatiramo dokumente prema standardima.
We are formatting documents according to standards.
Oni ne kupuju tu ideologiju.
They do not buy into that ideology.
Putujemo kroz povijest naše regije.
We are traveling through the history of our region.
Daruješ li sebe drugima?
Do you give of yourself to others?
Instaliraju se novi sustavi zaštite.
New security systems are being installed.
Fácil de confundir
Learners think all -ati verbs use the -uj- infix.
Learners use -ovati verbs for one-time actions.
Learners add -uju to everything.
Errores comunes
Kupovam
Kupujem
Putovam
Putujem
Kupujeju
Kupuju
Darovam
Darujem
Ne kupovam
Ne kupujem
Putuju
Putuju
Kupujemo
Kupujemo
Instaliram
Instaliram
Formatiram
Formatiram
Darujem
Darujem
Patrones de oraciones
Ja ___ (kupovati) kruh.
Oni ___ (putovati) u Split.
Mi ___ (darovati) cvijeće.
Vi ___ (instalirati) program.
Real World Usage
Kupujem mlijeko.
Putujem u Pariz.
Putujem! #travel
Instaliram drivere.
Darujem ovo mami.
Kupujem kruh, treba li ti?
The -uj- Rule
Don't over-conjugate
Loanwords
Social usage
Smart Tips
Always write the -uj- infix first.
Assume it follows the -ovati pattern.
Don't worry about the 'j' sound, just focus on the 'uj' syllable.
Ensure the 3rd person plural is correct.
Pronunciación
The 'j' sound
The 'j' in -ujem is pronounced like the 'y' in 'yes'.
Statement
Ja kupujem. ↘
Falling intonation for facts.
Memorízalo
Mnemotecnia
Kup-OVATI? Just say 'Kup-UJEM' to stay in the game!
Asociación visual
Imagine a shopping cart (kupovati) that suddenly sprouts a 'UJ' engine (the infix) to speed up the conjugation.
Rhyme
When you see -ovati, don't be blue, just add -ujem and you'll get through!
Story
Marko wants to buy (kupovati) a gift. He goes to the store. He doesn't say 'kupovam', he remembers the magic 'uj' engine. He says 'Ja kupujem' and the clerk smiles.
Word Web
Desafío
Write 3 sentences about what you are buying today using the -ujem form.
Notas culturales
Shopping is a social activity. Using 'kupovati' correctly helps in local markets.
In some dialects, the 'j' might be softened.
Standard conjugation is preferred in formal settings.
These verbs evolved from Proto-Slavic suffixes.
Inicios de conversación
Što kupuješ u trgovini?
Kamo putuješ ove godine?
Daruješ li često poklone?
Instaliraš li nove aplikacije?
Temas para diario
Errores comunes
Test Yourself
Ja ___ kruh.
Oni ___ u Zagreb.
Find and fix the mistake:
Ti darovam cvijeće.
Ja kupujem.
Match each item on the left with its pair on the right:
Putovati -> ?
kruh / kupujem / Ja
All -ati verbs use -uj-.
Score: /8
Ejercicios de practica
8 exercisesJa ___ kruh.
Oni ___ u Zagreb.
Find and fix the mistake:
Ti darovam cvijeće.
Ja kupujem.
Kupovati -> ?
Putovati -> ?
kruh / kupujem / Ja
All -ati verbs use -uj-.
Score: /8
Preguntas frecuentes (8)
It's part of the infix -uj- that characterizes this group.
Yes, it is a very consistent group.
Most -irati verbs also follow this pattern.
It is neutral and used in all registers.
Yes, but the past tense uses different rules.
Use 'Ne kupujem'.
No, that is a common error.
Very few, this is a highly regular group.
Scaffolded Practice
1
2
3
4
Mastery Progress
Needs Practice
Improving
Strong
Mastered
In Other Languages
kaufen
German does not use an infix like -uj-.
acheter
French changes vowels, not infixes.
comprar
Spanish conjugation is based on -ar/-er/-ir endings.
kau
Japanese does not conjugate for person.
yashtari
Arabic roots are usually triconsonantal.
mǎi
Chinese has no verb conjugation.