A1 Verb Conjugation 1 min read Mittel

Other Common Irregular Verbs

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Grammar Rule in 30 Seconds

Some Bulgarian verbs don't follow standard patterns; memorize these high-frequency exceptions to sound natural immediately.

  • The verb 'to be' (съм) is completely irregular: Аз съм (I am), Ти си (You are).
  • Verbs ending in -ам often change their stem vowel in the 2nd and 3rd person.
  • Always check the 1st person singular and 3rd person plural to identify the conjugation pattern.
Subject + Irregular Verb Stem + Personal Ending

Meanings

Irregular verbs are those that do not follow the standard conjugation patterns of the three main Bulgarian verb groups.

1

Existence and Identity

Used for the verb 'to be' (съм).

“Аз съм студент.”

“Ти си тук.”

2

Knowledge and Ability

Used for 'to know' (знам) and 'to can' (мога).

“Аз знам отговора.”

“Мога да плувам.”

3

Movement and Action

Used for verbs like 'to go' (отивам) or 'to give' (давам).

“Отивам на работа.”

“Давам ти книгата.”

Conjugation of 'Мога' (To be able to)

Person Singular Plural
1st Аз мога Ние можем
2nd Ти можеш Вие можете
3rd Той/Тя/То може Те могат

Verb 'To Be' (Съм)

Person Singular Plural
1st Аз съм Ние сме
2nd Ти си Вие сте
3rd Той е Те са

Reference Table

Reference table for Other Common Irregular Verbs
Form Structure Example
Affirmative Subject + Verb Аз знам.
Negative Subject + не + Verb Аз не знам.
Question Verb + ли + Subject Знам ли?
Short Answer Да/Не + Verb Да, знам.
Past Subject + Verb(past) Аз знаех.
Future Ще + Verb Аз ще знам.

Formalitätsspektrum

Formell
Аз съм тук.

Аз съм тук. (Arrival)

Neutral
Тук съм.

Тук съм. (Arrival)

Informell
Тук съм!

Тук съм! (Arrival)

Umgangssprache
Тук съм, брат.

Тук съм, брат. (Arrival)

The Irregular Verb Family

Irregular Verbs

Existence

  • съм to be

Ability

  • мога to can

Knowledge

  • знам to know
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Beispiele nach Niveau

1

Аз съм българин.

I am Bulgarian.

2

Ти си тук.

You are here.

3

Аз знам това.

I know this.

4

Мога да плувам.

I can swim.

1

Ние сме в София.

We are in Sofia.

2

Те знаят ли истината?

Do they know the truth?

3

Можеш ли да дойдеш?

Can you come?

4

Той дава подарък.

He is giving a gift.

1

Не мога да повярвам на това.

I cannot believe this.

2

Те не знаят какво да правят.

They don't know what to do.

3

Ние сме готови за изпита.

We are ready for the exam.

4

Тя дава всичко от себе си.

She gives her all.

1

Би било добре да се срещнем.

It would be good to meet.

2

Не знам дали е възможно.

I don't know if it is possible.

3

Може би ще отидем утре.

Maybe we will go tomorrow.

4

Те са били там преди.

They have been there before.

1

Той знаеше, че не може да откаже.

He knew he couldn't refuse.

2

Нека дадем шанс на този проект.

Let's give this project a chance.

3

Всички са съгласни с него.

Everyone agrees with him.

4

Може да се каже, че е вярно.

It can be said that it is true.

1

Бих искал да изразя своето мнение.

I would like to express my opinion.

2

Не знам дали биха се съгласили.

I don't know if they would agree.

3

Това е даденост, която не можем да променим.

This is a given that we cannot change.

4

Те са били принудени да напуснат.

They were forced to leave.

Leicht verwechselbar

Other Common Irregular Verbs vs. Знам vs. Познавам

Both mean 'to know', but 'знам' is for facts, 'познавам' is for people/places.

Other Common Irregular Verbs vs. Мога vs. Умея

Both mean 'can', but 'мога' is for possibility, 'умея' is for skill.

Other Common Irregular Verbs vs. Давам vs. Дам

They are different aspects of the same verb.

Häufige Fehler

✗

Аз могам

✓

Аз мога

Adding a regular ending to an irregular verb.
✗

Ти знаеш

✓

Ти знаеш

Actually correct, but often confused with 'знам'.
✗

Той едят

✓

Той яде

Wrong conjugation of 'ям'.
✗

Ние са

✓

Ние сме

Using the wrong form of 'съм'.
✗

Вие стете

✓

Вие сте

Double conjugation.
✗

Те можат

✓

Те могат

Wrong stem vowel.
✗

Аз давам

✓

Аз давам

Correct, but often confused with 'дам'.
✗

Аз бих отишъл

✓

Аз бих отишъл

Correct, but often misused in context.
✗

Той знаеше

✓

Той знаеше

Correct, but often confused with 'знаел'.
✗

Ние сме били

✓

Ние сме били

Correct, but often used incorrectly.
✗

Той биде

✓

Той е

Archaic usage in modern context.
✗

Те дадоха

✓

Те дадоха

Correct, but often confused with 'дават'.
✗

Аз можах

✓

Аз можах

Correct, but often confused with 'мога'.

Satzmuster

Аз ___ да ___.

Ти ___ ли?

Ние ___ в София.

Той ___ всичко.

Real World Usage

Texting constant

Тук съм!

Job Interview very common

Мога да работя в екип.

Ordering Food common

Може ли едно кафе?

Travel common

Къде е гарата?

Social Media common

Знам го!

Food Delivery App occasional

Мога ли да платя с карта?

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💡

Focus on the 1st Person

Always learn the 'Аз' form first.
⚠️

Don't Over-Regularize

If it sounds weird, it's probably correct.
🎯

Use Flashcards

Irregular verbs are best learned by rote.
💬

Listen to Natives

Hear how they use 'мога' in conversation.

Smart Tips

Check if it follows the -а or -е pattern.

I don't know. → Аз не знам.

Pause and think about the 1st person.

Могам. → Мога.

Use a dictionary to check the 3rd person plural.

Те можат. → Те могат.

Look for the root of the verb.

Не знам. → Не знаех.

Aussprache

мога [mo-ga] -> [mu-ga]

Vowel Reduction

In unstressed positions, 'о' sounds like 'у'.

Rising for questions

Можеш ли? ↑

Indicates a question.

Einprägen

Eselsbrücke

Remember the 'Big Five': 'Съм, Знам, Мога, Давам, Ям' — they are the keys to the kingdom.

Visuelle Assoziation

Imagine a robot (the regular verbs) walking in a straight line, and a group of colorful, dancing people (the irregular verbs) jumping around them.

Rhyme

Съм, си, е, сме, сте, са, learn them well, or you'll go far!

Story

I AM (съм) a student who KNOWS (знам) that I CAN (мога) GIVE (давам) EAT (ям) a sandwich while studying.

Word Web

съмзнаммогадавамямотивамвиждам

Herausforderung

Write 5 sentences using each of the 'Big Five' verbs today.

Kulturelle Hinweise

Bulgarians value directness. Using 'мога' correctly shows you are capable.

Most irregular verbs in Bulgarian have roots in Proto-Slavic.

Gesprächseinstiege

“

Знаеш ли къде е центърът?

“

Можеш ли да говориш български?

“

Какво знаеш за България?

“

Може ли да се каже, че това е важно?

Tagebuch-Impulse

Write about what you can do today.
Describe your best friend using 'съм'.
What do you know about Bulgarian culture?
If you could go anywhere, where would you go?
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Test Yourself

Fill in the blank.

Аз ___ студент.

✓ Correct! ✗ Not quite. Correct answer: съм
1st person singular of 'съм'.
Choose the correct form. Multiple Choice

Ти ___ ли български?

✓ Correct! ✗ Not quite. Correct answer: знаеш
2nd person singular of 'знам'.
Correct the sentence. Error Correction

Find and fix the mistake:

Аз могам да плувам.

✓ Correct! ✗ Not quite. Correct answer: Аз мога да плувам
Correct form of 'мога'.
Transform to negative. Sentence Transformation

Аз съм тук.

✓ Correct! ✗ Not quite. Correct answer: Аз не съм тук
Negative placement.
Complete the dialogue. Dialogue Completion

А: Можеш ли да дойдеш? Б: ___

✓ Correct! ✗ Not quite. Correct answer: Да, мога
Correct conjugation.
Order the words. Sentence Building

тук / аз / съм

✓ Correct! ✗ Not quite. Correct answer: Аз съм тук
Standard word order.
Sort by verb. Grammar Sorting

Which is 'съм'?

✓ Correct! ✗ Not quite. Correct answer: съм
Identification.
Match the verb. Match Pairs

Match each item on the left with its pair on the right:

✓ Correct! ✗ Not quite. Correct answer: to can
Meaning match.

Score: /8

Ubungsaufgaben

8 exercises
Fill in the blank.

Аз ___ студент.

✓ Correct! ✗ Not quite. Correct answer: съм
1st person singular of 'съм'.
Choose the correct form. Multiple Choice

Ти ___ ли български?

✓ Correct! ✗ Not quite. Correct answer: знаеш
2nd person singular of 'знам'.
Correct the sentence. Error Correction

Find and fix the mistake:

Аз могам да плувам.

✓ Correct! ✗ Not quite. Correct answer: Аз мога да плувам
Correct form of 'мога'.
Transform to negative. Sentence Transformation

Аз съм тук.

✓ Correct! ✗ Not quite. Correct answer: Аз не съм тук
Negative placement.
Complete the dialogue. Dialogue Completion

А: Можеш ли да дойдеш? Б: ___

✓ Correct! ✗ Not quite. Correct answer: Да, мога
Correct conjugation.
Order the words. Sentence Building

тук / аз / съм

✓ Correct! ✗ Not quite. Correct answer: Аз съм тук
Standard word order.
Sort by verb. Grammar Sorting

Which is 'съм'?

✓ Correct! ✗ Not quite. Correct answer: съм
Identification.
Match the verb. Match Pairs

Match 'мога' to English.

✓ Correct! ✗ Not quite. Correct answer: to can
Meaning match.

Score: /8

FAQ (8)

They are ancient and used so often that they resisted regular patterns.

There are about 20-30 very common ones.

No, learn the 'Big Five' first.

Yes, they have their own past forms too.

Yes, it is the most frequent verb.

No, that will sound incorrect.

Mostly, but some regions vary.

Check your textbook's appendix.

Scaffolded Practice

1

1

2

2

3

3

4

4

Mastery Progress

Needs Practice

Improving

Strong

Mastered

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In Other Languages

Spanish moderate

Ser/Estar

Spanish distinguishes permanent/temporary.

French moderate

Être

French has more complex conjugation.

German moderate

Sein

German uses auxiliary verbs differently.

Japanese low

Desu

Japanese does not conjugate for person.

Arabic partial

Kana

Arabic uses gender-based conjugation.

Chinese none

Shi

Chinese has no conjugation.

Learning Path

Prerequisites

Previous
Irregular Verb 'Знам' (To Know)

Related Grammar Rules

A1

Verb Conjugation: -а/-я Group (Present Tense)
A1

Irregular Verb 'Взимам' (To Take)
A1

Verb Conjugation: -е Group (Present Tense)
A1

Verb Conjugation: -и Group (Present Tense)
A1

Irregular Verb 'Отивам' (To Go)
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