 Diathesis alternation

Diathesis alternation refers to the phenomenon in linguistics where a single verb can have different syntactic constructions or roles depending on the context, and this change alters the way participants in the action or state described by the verb are expressed. It often involves changes between active and passive voice, but can also include other variations such as causative constructions or intransitive usage. For example, consider the verb "break": 1. **Active Voice**: "The boy broke the vase.