Mater ova cocta in lancem ponit.

Because mater is a third-declension noun, and its nominative singular form is simply mater.

In this sentence, mater is the subject because:

• it is in the nominative case
• the verb ponit is third person singular, which matches one person doing the action

So mater means mother as the subject: Mother puts ...

Because ova is plural, while ovum is singular.

• ovum = egg
• ova = eggs

Here the sentence is talking about more than one egg, so Latin uses the plural form ova.

Also, ova is the accusative plural here, because it is the direct object of ponit — it is what the mother is putting.

Because cocta is an adjective, and Latin adjectives agree with the nouns they describe in:

• gender
• number
• case

Here:

• ova is neuter plural accusative
• so cocta must also be neuter plural accusative

That is why Latin has ova cocta = cooked eggs

Even though the English translation may put cooked before eggs, Latin can place the adjective after the noun.

It is originally a perfect passive participle from coquo = to cook.

So coctus, -a, -um literally means having been cooked, but in many sentences it works just like a normal adjective:

• ovum coctum = a cooked egg
• ova cocta = cooked eggs

For a learner, it is often easiest to understand it here simply as an adjective describing ova.

Because in can take two different cases, depending on the meaning:

• in + accusative = into / onto / to a place, showing motion toward
• in + ablative = in / on a place, showing location

Here the eggs are being put onto the dish, so Latin uses motion toward, and therefore accusative:

• in lancem

If the sentence were describing where the eggs already are, Latin might use in lance instead.

Lancem is accusative singular.

It is accusative because it follows in in the sense of motion toward:

• into the dish
• onto the dish
• to the plate

So although ova is also accusative, the two accusatives are doing different jobs:

• ova = direct object
• lancem = object of the preposition in

They are both accusative, but for different grammatical reasons.

• ova is accusative because it is the direct object of ponit
• lancem is accusative because it is governed by the preposition in with motion toward

You can tell them apart by structure:

• ova cocta forms a noun phrase: cooked eggs
• in lancem is a prepositional phrase: onto the dish

So the sentence breaks down like this:

• Mater = subject
• ova cocta = direct object
• in lancem = where they are being put
• ponit = verb

Because Latin word order is more flexible than English word order.

A very common Latin pattern is:

• subject ... object ... verb

So Mater ova cocta in lancem ponit is perfectly normal Latin.

Latin uses word endings much more than English does to show grammatical function, so it does not depend as heavily on word order.

That said, word order can still add emphasis. Putting ponit at the end is natural and common.

Ponit tells you several things at once:

• it is present tense = puts / is putting
• it is active voice
• it is third person singular = he/she/it puts

Because it is third person singular, it fits with mater:

• mater ponit = mother puts

Latin does not need a separate word for she here, because the verb ending already tells you the subject is he/she/it singular.

Yes, but it usually would not be necessary.

Latin often leaves subject pronouns unstated unless they are needed for:

• emphasis
• contrast
• clarity

So:

• Mater ova cocta in lancem ponit = normal
• Ea ova cocta in lancem ponit = possible, but more like she puts the cooked eggs...

Since mater is already there, adding a pronoun would usually be unnecessary.

In this kind of sentence, it usually just describes their state: cooked.

Because it is a participle, it can carry the idea having been cooked, but here the main point is simply that the eggs are cooked eggs, not raw ones.

So you usually do not need to press the passive idea too hard in translation.

Yes. Latin could also say:

• Mater cocta ova in lancem ponit

or keep a different order for stylistic reasons.

However, ova cocta is a very natural noun + adjective pairing. Latin often places adjectives either before or after the noun, depending on style, emphasis, and habit.

So the important thing is not the position, but the agreement:

• ova ↔ cocta

Here is the basic breakdown:

• mater: third declension noun
• ovum, ova: second declension neuter noun
• coctus, -a, -um: first/second declension adjective or participle
• lanx, lancis: third declension noun
• ponit: verb from pono, ponere

This sentence is useful because it shows several common Latin patterns at once:

• a third-declension subject
• a neuter plural direct object
• an agreeing adjective/participle
• in + accusative for motion
• a verb at the end