Prudentia matris familiam in tempestate servat.

Because prudentia is in the nominative singular, the case typically used for the subject.

• prudentia = wisdom, prudence
• nominative singular ending: -a for a first-declension noun

So prudentia is the thing doing the action of servat.

Matris is the genitive singular of mater (mother). The genitive often shows possession or close relationship.

So:

• mater = mother
• matris = of the mother / the mother’s

That means prudentia matris means the mother’s wisdom.

This is a very common Latin pattern:

• liber pueri = the boy’s book
• vox magistri = the teacher’s voice
• prudentia matris = the mother’s wisdom

Mater, matris is a third-declension noun, while prudentia is a first-declension noun.

That is why their forms look different:

• prudentia, prudentiae = first declension
• mater, matris = third declension

In Latin, different declensions use different endings to show case and number. So a learner should not expect all nouns to behave alike.

Because familiam is the direct object of servat.

The verb servat means saves, preserves, or protects, and the direct object is the person or thing being saved/protected.

So:

• prudentia = subject
• servat = verb
• familiam = direct object

Since familia is a first-declension noun, its accusative singular is familiam.

Familia can mean more than just the modern English word family.

Depending on context, it can mean:

• family
• household
• everyone belonging to a house, including dependents or servants in some contexts

In a sentence like this, household is often a very natural sense. Latin familia can be broader than the English word family.

Because in takes different cases depending on its meaning.

• in + ablative = in, on, during (location or situation)
• in + accusative = into, onto, toward (motion into)

Here there is no motion into something. The phrase means in the storm or during the storm, so Latin uses the ablative:

• tempestas = nominative
• tempestate = ablative singular

So in tempestate means in/during the storm.

The most natural grouping is prudentia matris = the mother’s wisdom.

That is because:

1. A genitive like matris commonly attaches to a nearby noun.
2. Semantically, the mother’s wisdom makes very good sense as the subject.
3. familiam is clearly the accusative direct object of servat, so it already has a different role in the sentence.

Latin word order is flexible, but case endings help show which words belong together.

Because its subject, prudentia, is singular.

• servat = he/she/it saves or saves
• the ending -t marks third person singular

Even though matris is also singular, it is not the subject. It is genitive. The true subject is prudentia, so the verb is singular.

Latin usually has no articles.

So a Latin noun like mater, familia, or tempestas can mean:

• a mother / the mother
• a family / the family
• a storm / the storm

The context tells you which English article makes best sense. That is why a single Latin sentence can sometimes be translated in slightly different ways in English.

Latin word order is much freer than English word order because case endings show each word’s function.

So all of these are possible with only slight differences in emphasis:

• Prudentia matris familiam in tempestate servat.
• Prudentia matris familiam servat in tempestate.
• In tempestate prudentia matris familiam servat.

The given order may place a bit of emphasis on the setting in tempestate before the final verb servat, which is a common Latin stylistic choice.

Prudentia is an abstract noun meaning wisdom, prudence, or good judgment.

It comes from the adjective/adverb family connected with being wise or foresighted. In Latin, abstract nouns ending in -ia are very common.

So the sentence does not say that the mother herself saves the family directly; it says that the mother’s prudence/wisdom saves the family.

That is an important distinction in how the sentence is built.

Yes. Servo, servare can mean:

• save
• preserve
• keep safe
• protect
• sometimes simply keep

So depending on context, the sentence could suggest that the mother’s wisdom:

• saves the family,
• preserves the household,
• keeps the family safe,
• protects the household during the storm.

All of these are related meanings of the same verb.