Lumina ne deranjează noaptea.

Lumină is the basic dictionary form and means light.

Lumina is the definite singular form: the light.

Romanian usually puts the definite article at the end of the noun instead of using a separate word like English the:

• lumină = light
• lumina = the light

So in this sentence, lumina is the subject: the light.

A useful extra point: Romanian sometimes uses the definite form in places where English might simply say light in a general sense, so depending on context, lumina can sound natural even if English would not always insist on the.

Ne means us here.

It is a short unstressed object pronoun, often called a clitic pronoun. Romanian usually places this kind of pronoun before the verb:

• ne deranjează = bothers us

So the structure is:

• Lumina = the light
• ne = us
• deranjează = bothers
• noaptea = at night

English says bothers us, but Romanian says us bothers in word order: ne deranjează.

That is just the normal Romanian pattern for short object pronouns.

In affirmative sentences, these pronouns usually go before the conjugated verb:

• mă vede = sees me
• te ajută = helps you
• ne deranjează = bothers us

So although English says The light bothers us, Romanian naturally says Lumina ne deranjează.

This is one of the most important word-order differences between English and Romanian.

Deranjează is the 3rd person singular present tense of the verb a deranja = to bother / to disturb.

Why 3rd person singular?

Because the subject is lumina, which is singular:

• lumina = the light
• therefore: deranjează = bothers

Very roughly:

• eu deranjez = I bother
• tu deranjezi = you bother
• el/ea deranjează = he/she/it bothers

So Lumina ne deranjează literally matches The light bothers us.

It can technically be either, because the Romanian present tense often covers both simple present and present progressive ideas.

But in this sentence, noaptea strongly suggests a general/habitual meaning:

• Lumina ne deranjează noaptea. = The light bothers us at night.

This sounds more like a repeated or usual situation, not just something happening at this exact moment.

If you wanted to make it sound very specifically like something happening right now, Romanian would usually add more context.

The basic noun is noapte = night.

The form noaptea can mean:

• the night in some contexts
• but also at night / during the night in time expressions

In this sentence, it means at night.

This is very common in Romanian. Certain time expressions often use the definite form:

• ziua = during the day / by day
• noaptea = at night
• dimineața = in the morning
• seara = in the evening

So noaptea here is not really the night in a literal object-like sense. It functions more like an adverbial time expression: at night.

Romanian often does not need a preposition in this kind of time expression.

So where English says:

• at night

Romanian can simply say:

• noaptea

This is normal and idiomatic. You do not need something like la noaptea here.

Compare:

• dimineața = in the morning
• seara = in the evening
• noaptea = at night

So the lack of a preposition is not strange in Romanian; it is the usual pattern.

Yes, Romanian word order is more flexible than English word order.

The version you have is very natural and neutral:

• Lumina ne deranjează noaptea.

But you could move things for emphasis, especially the time phrase:

• Noaptea, lumina ne deranjează. = At night, the light bothers us.

You could also hear other arrangements in context, but the short pronoun ne normally stays close to the verb and before it.

So the given sentence is a good basic model, even though Romanian allows some rearrangement.

You can, but it changes the feel of the sentence.

• ne is the normal, neutral way to say us
• pe noi is a stressed/emphatic form: us, we in particular

For example:

• Lumina ne deranjează. = The light bothers us.
• Lumina ne deranjează pe noi. = The light bothers us. / It is us that the light bothers.

Notice something important: with a stressed personal pronoun like pe noi, Romanian often also keeps the clitic ne. So the emphatic version is usually:

• ne ... pe noi

not just pe noi by itself in a sentence like this.

A simple English-friendly approximation is:

loo-MEE-na neh de-ran-JEA-zuh NOAP-tya

A few notes:

• lumina → stress on mi: lu-MI-na
• ne sounds like neh
• deranjează has stress on jea: de-ran-JEA-ză
• ză contains ă, a short central vowel, often approximated as uh
• noaptea starts with noap-, with oa as a diphthong; the ending -tea is roughly tya

If you want, a more Romanian-like breakdown is:

• lu-MI-na
• ne
• de-ran-JEA-ză
• NOAP-tea

It can do both, depending on context.

Grammatically, lumina is the definite form, so yes, it literally means the light. But Romanian often uses the definite form in cases where English may sound more general.

So in context, Lumina ne deranjează noaptea may be understood as:

• The light bothers us at night
• or more broadly Light bothers us at night

English and Romanian do not always use definiteness in exactly the same way, so it is best to learn the Romanian pattern as natural rather than trying to match English word-for-word every time.