Synonyms:
* Compound-complex sentence: This term specifically refers to a sentence containing both a compound and a complex element.
* Subordinate clause sentence: This is a more technical term, emphasizing the presence of a dependent clause.
* Multi-clausal sentence: This emphasizes the presence of multiple clauses, but doesn't specify their type.
* Elaborate sentence: This suggests a sentence with intricate structure and details.
* Structured sentence: This emphasizes the organized nature of the sentence.
Antonyms:
* Simple sentence: This is the most direct antonym, referring to a sentence with a single independent clause.
* Short sentence: This suggests a sentence with a minimal number of words and clauses.
* Direct sentence: This emphasizes simplicity and straightforwardness, lacking complex grammatical structures.
* Basic sentence: This implies a sentence with a simple, fundamental structure.
Important Note: While "complex sentence" is a grammatical term, synonyms and antonyms might be more appropriate in specific contexts, reflecting the desired tone or emphasis.