Die velddiepte verander.

No. In this sentence, die is the Afrikaans definite article, meaning the.

A few useful points:

• die is used for the with both singular and plural nouns.
• Afrikaans does not have different everyday definite articles for grammatical gender, the way some other languages do.

So Die velddiepte simply means the velddiepte.

Because Afrikaans normally writes compound nouns as a single word.

English often uses:

• two words
• or a phrase with of

Afrikaans very often combines those parts into one noun instead. So a learner coming from English will often feel that Afrikaans is packing more meaning into one written word.

The double d is a normal spelling result at the point where the parts of the compound meet.

In other words:

• the end of one part contributes a d
• the beginning of the next part also has a d
• so the compound is written with dd

It is not a typo.

Because Afrikaans verbs usually do not change form for person or number in the present tense.

So you get:

• Ek verander
• Jy verander
• Hy verander
• Die velddiepte verander

The verb stays verander. This is one of the simpler parts of Afrikaans grammar compared with English.

It can mean either, depending on context.

The Afrikaans simple present often covers both:

• a general truth or regular situation: changes
• something happening now: is changing

So without more context, Die velddiepte verander could be understood as either:

• The field depth changes
• The field depth is changing

Context tells you which is meant.

This is the basic main-clause pattern:

• subject: Die velddiepte
• verb: verander

So it follows a straightforward subject + verb order here.

More generally, Afrikaans main clauses follow the verb-second pattern. That means the finite verb tends to come in the second position in the clause.

For example:

• Die velddiepte verander.
• Vandag verander die velddiepte.

In both cases, the verb verander is in the second position.

A rough English-friendly guide is:

dee FEL-deep-tuh fuh-RAHN-der

A few notes:

• die sounds like dee
• ie in diepte sounds like ee
• the last e in diepte is a weak sound, like uh
• verander has the stress on the middle part: -RAHN-

Also, Afrikaans v is often pronounced closer to an English f sound than a strong English v.

In this sentence, it is being used intransitively: the subject itself changes.

So here:

• Die velddiepte verander means that the field depth itself changes.

But verander can also be used transitively, where someone changes something.

For example:

• Ons verander die instelling.
  • We change the setting.

So the verb is flexible; the sentence structure tells you how it is being used.

Because Afrikaans does not capitalize ordinary nouns the way German does.

In Afrikaans:

• only the first word of the sentence is capitalized
• proper nouns are capitalized
• ordinary common nouns stay lowercase

So velddiepte is correctly written with a lowercase letter.

You can build that very simply with auxiliary verbs.

Past:

• Die velddiepte het verander.
• The field depth changed / has changed.

Future:

• Die velddiepte sal verander.
• The field depth will change.

So once you know the base form verander, it is easy to use it in other tenses.