Vendrede mia avino venos al nia hejmo, kaj ni trinkos teon.

In Esperanto, names of days can be turned into adverbs with -e:

• lundo = Monday
• lunde = on Monday
• vendredo = Friday
• vendrede = on Friday

So Vendrede here is a time adverb meaning on Friday.

A learner may also see vendredon in Esperanto. That is another common way to say on Friday, using the accusative of time. Both are normal.

The ending -os is the Esperanto future-tense verb ending.

• venas = comes / is coming
• venis = came
• venos = will come

So mia avino venos means my grandmother will come.

One very useful feature of Esperanto is that all verbs use the same tense endings, no matter who the subject is.

For the same reason: -os marks the future.

• trinki = to drink
• trinkas = drinks / is drinking
• trinkos = will drink

So ni trinkos teon means we will drink tea.

This sentence has two future actions:

• grandmother will come
• we will drink tea

Esperanto has only one article, la, which means the. It has no separate word for a/an.

With possessives like mia, via, nia, ŝia, Esperanto usually does not use la, because the possessive already makes the noun specific.

So:

• mia avino = my grandmother
• nia hejmo = our home

Adding la here would usually sound unnecessary.

Because al already shows direction: to, toward.

In Esperanto, when a noun follows a preposition like al, it normally does not take -n just for being a destination.

So:

• al nia hejmo = to our home

The -n ending is not used here because al already does the job of showing movement toward something.

This is different from forms like en nian hejmon, where -n can show movement into something.

Because teon is the direct object of trinkos.

In Esperanto, the direct object usually takes the ending -n.

• teo = tea
• teon = tea as the thing being drunk

So in ni trinkos teon, the tea is what we will drink, so it gets -n.

This is a very common question.

• domo = a house or building
• hejmo = a home, the place where someone belongs or lives

So nia hejmo means our home, not just our house as a physical structure.

In this sentence, hejmo sounds natural because the idea is that the grandmother is coming to the family’s home.

Esperanto normally keeps the subject pronoun if it is needed, and very often it is.

Unlike English, Esperanto verb endings show tense clearly, but they do not show person clearly enough to let you drop the subject all the time:

• trinkos could mean I will drink, you will drink, he will drink, we will drink, and so on, depending on context.

So kaj ni trinkos teon clearly means and we will drink tea.

Leaving out ni here would usually sound incomplete or unclear.

Yes. Esperanto word order is fairly flexible.

This sentence starts with Vendrede to put the time first:

• Vendrede mia avino venos al nia hejmo, kaj ni trinkos teon.

But other orders are also possible, for example:

• Mia avino venos al nia hejmo vendrede, kaj ni trinkos teon.

The basic meaning stays the same. The difference is mostly about emphasis and style.

Normally, no.

In Esperanto, days of the week are usually written in lowercase:

• lundo
• mardo
• vendredo

So vendrede would normally be lowercase too. In this sentence it is capitalized only because it is the first word of the sentence.