Gyakran kifulladok.

A natural approximate pronunciation is:

• Gyakran ≈ dyawk-rahn
• kifulladok ≈ kee-foo-llaw-dok

A few helpful points:

• Hungarian stress is usually on the first syllable of each word: GYAK-ran ki-FUL-la-dok.
• gy is a soft consonant, somewhat like the d in British duke or the j/dy sound in during for many speakers.
• a in Hungarian is not the same as English a in cat. It is closer to a short rounded o/a sound.
• u in fu is like oo in book/food, depending on accent.

Gyakran is an adverb, meaning often / frequently.

It tells you how often something happens. In this sentence, it modifies the verb kifulladok.

Examples:

• Gyakran futok. = I often run.
• Gyakran kések. = I am often late.

Kifulladok is the 1st person singular present tense form of the verb kifullad.

So:

• kifulladok = I get out of breath / I become breathless

The ending -ok here shows:

• present tense
• I

This is why Hungarian does not need a separate I pronoun unless you want emphasis.

It can be broken down like this:

• ki- = a verbal prefix
• fullad = to choke, suffocate, lose breath
• -ok = I (present tense, indefinite conjugation)

So the whole verb literally has the sense of:

• I become out-of-breath
• more naturally: I get out of breath

The prefix ki- often adds a sense of reaching an endpoint or result. In this verb, it helps create the meaning to become exhausted / breathless.

Because kifullad is being conjugated for I in the present tense, and this verb here uses the indefinite conjugation.

For many Hungarian verbs, the I form is often:

• -ok
• -ek
• or -ök

Which one appears depends partly on vowel harmony and the shape of the stem.

Here:

• kifulladok = I get out of breath

Other persons:

• kifulladsz = you get out of breath
• kifullad = he/she gets out of breath
• kifulladunk = we get out of breath

Because kifullad is intransitive here: it does not take a direct object.

You are not doing something to something. You yourself are becoming breathless.

So Hungarian uses the indefinite set of endings:

• kifulladok
• not a definite form like -om

A definite conjugation is used when there is a definite direct object, for example:

• Olvasom a könyvet. = I am reading the book.

But with kifulladok, there is no object at all.

By default, Gyakran kifulladok means a habitual / general action:

• I often get out of breath.

Because of gyakran, it describes something that happens repeatedly, not just one moment right now.

If you wanted to emphasize what is happening right now, Hungarian would usually use extra context, for example:

• Most kifulladok. = I’m getting out of breath now.

So in your sentence, the most natural reading is a general statement about what happens often.

Yes, Hungarian word order is flexible, but the change often affects emphasis.

Neutral word order:

• Gyakran kifulladok. = I often get out of breath.

If you say:

• Kifulladok gyakran.

it is possible, but it sounds less neutral and may feel more marked or contrastive depending on context.

As a learner, Gyakran kifulladok is the safest, most natural basic version.

No. Hungarian usually leaves out the subject pronoun because the verb ending already shows the subject.

So:

• Gyakran kifulladok. = I often get out of breath.

If you say:

• Én gyakran kifulladok.

that is still correct, but én adds emphasis, roughly like:

• I often get out of breath.

You would use én if you want contrast, for example:

• Ő nem fárad el, de én gyakran kifulladok.
• He doesn’t get tired, but I often get out of breath.

It is most commonly physical:

• getting out of breath from running, climbing stairs, exercise, etc.

But it can also be used more figuratively in some contexts, with a sense like:

• run out of steam
• lose energy/momentum

Still, for learners, the safest core meaning is:

• to get out of breath
• to become breathless

They are related, but not the same.

• fulladok usually suggests choking, suffocating, or struggling for air
• kifulladok usually means I get out of breath / I become winded

So ki- changes the meaning in an important way.

Compare:

• Fulladok! = I’m choking / I can’t breathe!
• Kifulladok a futástól. = I get out of breath from running.

So in your sentence, kifulladok is the normal choice for becoming breathless from exertion.

Yes. Sokszor can also mean often / many times, and in many contexts it is close to gyakran.

• Gyakran kifulladok.
• Sokszor kifulladok.

Both are possible.

A rough difference:

• gyakran focuses on frequency
• sokszor can feel more like many times / on many occasions

In everyday speech, both can work, but gyakran kifulladok is a very natural, neutral sentence.

Negative:

• Nem fulladok ki gyakran.
• more commonly: Nem szoktam gyakran kifulladni. in some contexts
• but the straightforward version is also:
• Nem gyakran fulladok ki. / Nem gyakran kifulladok is less natural

With prefixed verbs, negation often separates the prefix:

• kifulladok → nem fulladok ki

Question:

• Gyakran kifulladsz? = Do you often get out of breath?
• Gyakran kifullad? = Does he/she often get out of breath?

This prefix separation under negation is a very important Hungarian pattern.