La posedanto atendos almenaŭ unu horon.

Posedanto literally means owner or possessor.

It is built from:

• posed- = the idea of possessing or owning
• -ant- = a participle ending meaning someone who is doing
• -o = noun ending

So posedanto is literally someone who possesses.

A learner might expect a completely separate word for owner, but Esperanto often builds words this way very regularly.

In Esperanto, -os marks the future tense.

So:

• atendas = waits / is waiting
• atendis = waited
• atendos = will wait

That means La posedanto atendos... means The owner will wait...

This is one of the most important things to notice in the sentence.

Horon has the -n ending, called the accusative. In this sentence, it is used because Esperanto often puts a measure of time duration in the accusative.

So:

• unu horo = one hour
• unu horon = for one hour / a duration of one hour

That means:

• atendos unu horon = will wait one hour / will wait for one hour

This is very natural in Esperanto. English usually needs for, but Esperanto often does not.

Because Esperanto commonly uses the accusative of duration instead.

In English, we say:

• wait for an hour

In Esperanto, it is normal to say:

• atendi unu horon

The -n on horon already shows duration, so no separate word meaning for is needed.

Almenaŭ means at least.

It usually comes before the thing it modifies. Here it modifies unu horon, so:

• almenaŭ unu horon = at least one hour

Its position is very similar to English:

• at least one hour
• almenaŭ unu horon

La is the definite article, meaning the.

So:

• posedanto = an owner / owner
• la posedanto = the owner

Esperanto has only one definite article: la.
It does not change for gender, number, or case.

Yes. Esperanto word order is fairly flexible, although some orders sound more neutral than others.

The most neutral version is:

• La posedanto atendos almenaŭ unu horon.

But you could also say:

• Almenaŭ unu horon la posedanto atendos.

That gives more emphasis to at least one hour.

Even with flexible word order, the -n on horon helps show its role as a duration expression.

No. Posedanto is not specifically male.

By default, Esperanto nouns like this are generally gender-neutral unless something in the sentence makes gender clear.

So la posedanto can mean:

• the owner
• the female owner
• the male owner

If someone specifically wanted to mark femininity, they could use a feminine form, but the basic word itself is not automatically male in ordinary modern usage.

A rough pronunciation guide is:

lah poh-seh-DAHN-toh ah-ten-DOHS ahl-meh-NAH-oo OO-noo HOH-ron

A few useful notes:

• e is like e in met
• o is like a pure o
• aŭ sounds roughly like ow in now
• stress in Esperanto is always on the second-to-last syllable

So:

• po-se-DAN-to
• a-ten-DOS
• al-me-NAŬ
• HO-ron

Yes, and that can confuse English speakers.

In Esperanto, atendi can mean:

• to wait
• to expect

In this sentence, because of unu horon, the meaning is clearly wait:

• La posedanto atendos almenaŭ unu horon.
  = The owner will wait at least one hour.

If it meant expect, the sentence would usually have a different structure or context.

Esperanto does not have a word for a/an.

So:

• horo can mean hour or an hour, depending on context
• unu horo(n) means specifically one hour

Here, unu is a real number, not an article:

• unu horon = one hour
• du horojn = two hours

So the sentence is specifically talking about a length of one hour, not just an unspecified amount of time.