Spectator delphinum supra euripum videt.

Spectator is in the nominative singular, the case normally used for the subject of the sentence.

So in Spectator delphinum supra euripum videt, spectator is the person doing the seeing: the spectator sees.

Its dictionary form is also spectator, so here the nominative looks the same as the basic form you would learn in a vocabulary list.

Delphinum is the accusative singular form of delphinus, meaning dolphin.

In this sentence, it is the direct object of videt, so it is the thing being seen:

• spectator = the subject, the one who sees
• delphinum = the object, the one seen

A native English speaker often expects word order to show this, but in Latin the case ending is a major clue. The -um ending here tells you that delphinum is functioning as the object.

Because supra takes the accusative case here.

So supra euripum means above the channel/canal/strait or over the channel, and euripum is accusative because it is the object of the preposition supra.

This is important for English speakers because in English we do not usually think of prepositions as forcing case in the same way. In Latin, many prepositions regularly govern a particular case.

In normal Latin usage, supra is commonly used with the accusative.

So in a sentence like this, you should expect:

• supra + accusative

That is why you get supra euripum, not a nominative form like euripus.

Videt is:

• third person singular
• present tense
• active voice
• indicative mood

It comes from the verb videre, meaning to see.

So videt means he sees, she sees, or it sees.
Because the subject here is spectator, the natural translation is the spectator sees.

Latin does not have articles like English the and a/an.

So spectator can mean:

• a spectator
• the spectator

and delphinum can mean:

• a dolphin
• the dolphin

Which one sounds best depends on context. Latin leaves that for the reader to infer.

Yes, but not in the same way as in English.

English depends heavily on word order:

• The spectator sees the dolphin is different from
• The dolphin sees the spectator

Latin depends much more on case endings, so the endings help you identify subject and object even if the order changes.

In this sentence:

• spectator = nominative subject
• delphinum = accusative object
• supra euripum = prepositional phrase
• videt = verb

Latin often puts the verb at or near the end, so videt in final position is very normal.

Yes, often it could.

For example, these would still basically mean the same thing:

• Delphinum spectator supra euripum videt.
• Supra euripum spectator delphinum videt.
• Spectator supra euripum delphinum videt.

The exact emphasis may change, but the endings still show the grammatical roles.

That said, some word orders sound more natural than others, and context matters.

It is treated as a second-declension masculine noun, with the accusative singular -um you would expect.

Its nominative is delphinus and its accusative singular is delphinum.

So a learner can recognize a familiar pattern:

• nominative singular: delphinus
• accusative singular: delphinum

Euripus is a noun, here appearing as euripum in the accusative singular after supra.

It is a Greek-derived word used in Latin for something like a channel, strait, or watercourse. Even if the meaning has already been given, a learner might still want to know why its form changes: it changes because the preposition supra governs the accusative.

Look at the cases.

In this sentence:

• spectator = nominative singular = subject = the one doing the action
• delphinum = accusative singular = direct object = the one receiving the action
• euripum = accusative singular after supra = object of the preposition
• videt = the action, sees

So even if the English translation is already known, the Latin grammar tells you clearly how the sentence is built.

Because Latin verb endings already include the subject information.

The ending -t in videt tells you it is third person singular. So Latin does not need to say he or she unless there is special emphasis or clarification needed.

Here, spectator supplies the subject anyway, so videt simply agrees with it in number and person.