Die bykomstigheid en juwele is op die tafel.

Because Afrikaans uses is for the present tense of to be with both singular and plural subjects.

So:

• Die tafel is groot. = The table is big.
• Die tafels is groot. = The tables are big.

Even though bykomstigheid en juwele refers to more than one thing, the verb stays is.

Die means the.

A very important difference from English is that Afrikaans uses die for:

• singular nouns: die tafel = the table
• plural nouns: die juwele = the jewels

So Afrikaans does not change the based on number or gender.

Afrikaans can use one die for two nouns joined by en when they are understood together:

• Die bykomstigheid en juwele ... = The accessory and jewels ...

This is similar to English, where the can also cover both nouns.

If you wanted to make both nouns separately definite and a bit more explicit, you could also say:

• Die bykomstigheid en die juwele is op die tafel.

Both are understandable, but the version with one die can sound more compact.

Juwele is plural.

The singular form is:

• juweel = jewel

So:

• die juweel = the jewel
• die juwele = the jewels

This can be a little tricky for English speakers because English often uses jewelry as an uncountable noun, but Afrikaans juwele clearly means plural jewels.

Bykomstigheid means something like accessory, extra item, or something secondary/additional, depending on context.

In this sentence, it is being used as accessory.

A learner might also notice that this is not always the most everyday word in casual speech for a fashion accessory. In some contexts, speakers may use other words too, such as accessoire. But bykomstigheid is understandable and correct.

En means and.

So:

• Die bykomstigheid en juwele = The accessory and jewels

It works just like English and when joining words or phrases.

It literally means on the table.

• op = on
• die tafel = the table

So the structure is very close to English:

• is op die tafel = is/are on the table

Because Afrikaans nouns usually do not change form after prepositions.

In English, nouns also usually stay the same in phrases like on the table. Afrikaans is similar here:

• op die tafel
• onder die tafel
• langs die tafel

There are no case endings like in languages such as German. The noun tafel stays tafel.

No. This is the normal Afrikaans word order for a simple statement:

Subject + verb + prepositional phrase

So:

• Die bykomstigheid en juwele = subject
• is = verb
• op die tafel = prepositional phrase

This matches English quite closely:

• The accessory and jewels are on the table.

The main difference is just that Afrikaans still uses is, not are.

You would remove the idea.

For example:

• ’n bykomstigheid en juwele is op ’n tafel.

That would mean something like An accessory and jewels are on a table.

A few useful points:

• ’n means a/an
• plural indefinite nouns often have no article in Afrikaans, just like in English:
  • juwele = jewels
• die is used when you mean the

So the given sentence is definite because it refers to the accessory and the table.

Yes, it is understandable and grammatically fine.

A learner should just note two things:

1. is is normal even with a plural idea.
2. bykomstigheid is correct, but depending on context, some speakers might choose a more everyday word if they specifically mean a fashion accessory.

So as a grammar model, the sentence works well.