Formal:
* Produced: This implies a tangible outcome, like a product or a piece of work.
* Generated: This suggests something that is brought into existence through a process or a system.
* Fabricated: This emphasizes the process of making something from raw materials.
* Composed: This implies a structure or arrangement, like a piece of music or a written work.
* Conceived: This emphasizes the initial idea or plan.
Informal:
* Made: This is a simple and common synonym.
* Built: This suggests a constructed object or structure.
* Designed: This emphasizes the planning and intention behind the creation.
* Invented: This implies something completely new and original.
* Whipped up: This implies a quick and casual creation.
Other options:
* Formed: This suggests a shaping or molding process.
* Developed: This emphasizes growth and improvement.
* Brought into being: This is a more poetic and literary option.
Ultimately, the best synonym for "created" will depend on the specific situation and the intended meaning.