जल्दी उठना अच्छी आदत है।

Here जल्दी means early, not quickly.

That is a very common confusion because जल्दी can mean both depending on context:

• जल्दी उठना = to get up early
• जल्दी करो = do it quickly / hurry up

In this sentence, because it is used with उठना (to get up), the natural meaning is early.

उठना is the dictionary form / infinitive form of the verb, and here it works like a verbal noun: getting up or to get up.

So the sentence structure is:

• जल्दी उठना = getting up early / to get up early
• अच्छी आदत है = is a good habit

This is similar to English sentences like:

• Getting up early is a good habit.
• Reading is useful.

In Hindi, the infinitive in -ना is often used this way.

Because आदत is a feminine noun.

In Hindi, adjectives often agree with the noun they describe. Since आदत (habit) is feminine singular, the adjective becomes feminine singular too:

• masculine singular: अच्छा
• feminine singular: अच्छी
• plural / oblique forms can change further depending on context

So:

• अच्छी आदत = good habit

If the noun were masculine, you would typically see अच्छा instead.

There is not always a perfect rule, so gender often has to be learned with the noun. आदत is simply a feminine noun in Hindi.

A good habit when learning Hindi is to memorize nouns together with their gender, for example:

• आदत — feminine
• घर — masculine
• किताब — feminine

Once you know आदत is feminine, अच्छी आदत makes sense automatically.

Hindi usually does not require an article like English a/an/the.

So:

• अच्छी आदत है literally looks like is good habit
• but naturally means is a good habit

You can add एक if you want:

• जल्दी उठना एक अच्छी आदत है।

This also means Getting up early is a good habit.

In many cases, एक is optional and often omitted unless you want emphasis or clearer countable meaning.

Because the whole idea जल्दी उठना is being treated as one singular thing: getting up early.

So the sentence is basically:

• [Getting up early] [is] [a good habit].

That subject is a single concept, so है is correct.

You would use हैं if the subject were plural, for example:

• अच्छी आदतें हैं = are good habits

The basic order is:

[verb phrase as subject] + [description] + है

So:

• जल्दी उठना = getting up early
• अच्छी आदत = good habit
• है = is

Hindi often places the verb है at the end. That is very normal.

A rough pattern is:

• X Y है = X is Y

Here:

• जल्दी उठना is X
• अच्छी आदत is Y

Yes, absolutely.

• जल्दी उठना अच्छी आदत है। = Getting up early is a good habit.
• सुबह जल्दी उठना अच्छी आदत है। = Getting up early in the morning is a good habit.

Adding सुबह makes the time more explicit. Without सुबह, the sentence is still completely natural and already strongly suggests early in the morning.

They are related, but not the same.

• जागना = to wake up / to become awake
• उठना = to get up / to rise

So:

• जल्दी जागना = waking up early
• जल्दी उठना = getting up early

In real life, people often wake up first and get up a little later, so the meanings are slightly different. In a sentence about habits, जल्दी उठना is very natural because it suggests actually getting out of bed early.

It is possible, but it means something different.

• जल्दी उठना = to get up early
• जल्दी से उठना = to get up quickly

The particle से often pushes जल्दी toward the meaning of quickly rather than early.

So in this sentence, if you want the idea of early, जल्दी उठना is the correct form.

A common transliteration is:

Jaldī uṭhnā acchī ādat hai.

A very approximate English-friendly pronunciation:

• जल्दी ≈ jul-dee
• उठना ≈ uth-naa
• अच्छी ≈ uch-chee
• आदत ≈ aa-dut
• है ≈ hai / heh depending on accent

Keep in mind that the Hindi sounds ठ and ढ़/ढ-type sounds do not match English exactly, so transliteration is only an approximation.

Yes. Some natural alternatives are:

• जल्दी उठना एक अच्छी आदत है।
• सुबह जल्दी उठना अच्छी आदत है।
• सुबह जल्दी उठना एक अच्छी आदत है।

All are natural. The original sentence is short, simple, and completely correct.

Yes. It sounds like a general truth, a piece of advice, or something a teacher/parent might say.

Hindi often uses simple present-style statements like this to express general facts:

• सच बोलना अच्छी बात है। = Telling the truth is a good thing.
• मेहनत करना ज़रूरी है। = Working hard is necessary.
• जल्दी उठना अच्छी आदत है। = Getting up early is a good habit.

So the sentence is not about one specific event; it is a broad statement about behavior.