"What words do scholars use to identify later Greek comic plays (i. e., plays that happened after the end of the Peloponnesian war when there was little freedom of speech in Athens)?"

Old Comedy.

Explanation:

Old Comedy is the genre of ancient Greek comedy, most popularly propagated by the playwright Aristophanes. This form of theatrical technique allows the satirical portrayal of current political issues and even personal affairs. The criticizing of political affairs and literary issues are mainly shown through the use of buffoonery, songs and dances. They constitute the most virulent form of personal attacks and abuses through its use of satire. And the nest part of this form was the unrestricted freedom of the dramatists in showing what they want, and also to the audiences and even the authorities.

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