Όχι πως ο συμπρωταγωνιστής δεν αποστηθίζει το θεατρικό κείμενο· αυτοσχεδιάζει.

It is an idiomatic way to say not that... or it’s not as if....

In this sentence, Όχι πως introduces a clarification or a correction of what someone might assume. A fuller, more explicit version could be Δεν είναι πως... or Δεν είναι ότι....

So this pattern is less about a simple no and more about setting up the idea: Not that X is the case...

No, not in the English-style sense of two negatives canceling each other out.

Here is how it works:

• Όχι πως = not that...
• δεν αποστηθίζει = doesn’t memorize / doesn’t learn by heart

So Όχι πως ο συμπρωταγωνιστής δεν αποστηθίζει... means something like:

It’s not that the co-star doesn’t memorize...

The Όχι belongs to the whole πως-clause, while δεν belongs to the verb inside that clause. They are doing different jobs.

Because Greek normally uses the definite article much more often than English.

Here, ο συμπρωταγωνιστής means the co-star. Greek usually wants the article when talking about a specific person, even in places where English might sometimes be more flexible.

So this is completely natural Greek:

• ο συμπρωταγωνιστής
• η ηθοποιός
• ο σκηνοθέτης

Συμπρωταγωνιστής means co-star or co-lead actor.

It is built from:

• συν-/συμ- = with, together
• πρωταγωνιστής = lead actor / protagonist

So literally it is someone who stars together with another lead.

In this sentence it is:

• masculine
• singular
• nominative because it is the subject of the clause.

Yes. Αποστηθίζει means memorizes by heart, learns by rote, or commits to memory.

It is stronger and more specific than a general verb like μαθαίνει.

So:

• μαθαίνει = learns
• αποστηθίζει = memorizes word-for-word, learns by heart

That makes it a very natural verb for things like:

• lines
• poems
• speeches
• texts

It is the 3rd person singular present form of αποστηθίζω.

Θεατρικό is an adjective meaning theatrical or dramatic here, and it describes κείμενο.

So:

• κείμενο = text
• θεατρικό κείμενο = theatrical text, play text, script

It agrees with κείμενο in gender, number, and case:

• neuter
• singular
• accusative here

This phrase points specifically to a script for the stage. If you used σενάριο, that would often suggest a screenplay more than a stage play.

Because Greek neuter singular nouns often look the same in the nominative and the accusative.

Here, το κείμενο is the direct object of αποστηθίζει, so it is in the accusative. But for this noun, the accusative form is identical to the nominative form.

So even though the function changes, the form stays the same:

• nominative: το κείμενο
• accusative: το κείμενο

The article is also the same in both cases: το.

Because Greek is a pro-drop language. That means subject pronouns are often omitted when the verb ending already makes the subject clear.

Αυτοσχεδιάζει by itself already means:

• he improvises
• she improvises

In this sentence, the understood subject is still ο συμπρωταγωνιστής.

If you added αυτός, it would sound more emphatic:

• αυτός αυτοσχεδιάζει = he is the one who improvises

But without special emphasis, Greek usually leaves the pronoun out.

It is the 3rd person singular present indicative active of αυτοσχεδιάζω, meaning to improvise.

So:

• αυτοσχεδιάζω = I improvise
• αυτοσχεδιάζει = he/she improvises

The present tense here can describe:

• a current action
• a habitual behavior
• a general tendency or style

So it can mean something like he improvises in general, not only at this exact second.

That mark is the Greek άνω τελεία.

It is used somewhat like an English semicolon or colon, depending on context. Here it separates two closely connected statements with a strong pause.

So this part:

• ...κείμενο· αυτοσχεδιάζει.

can be read with a pause like:

• ...script; he improvises. or
• ...script: he improvises.

Also, a useful warning: the Greek question mark is ;, not ?.

Yes, very often it could.

You may also hear:

• Όχι ότι...

Both Όχι πως... and Όχι ότι... can introduce the idea not that...

The difference is mostly one of style and feel:

• πως often sounds a bit more conversational and flowing
• ότι can sound a little more neutral or slightly more formal, depending on context

So Όχι πως is a very natural choice here.