* Simple: The inventor came up with an ingenious solution to the problem.
* Descriptive: Her ingenious plan involved using recycled materials to build a beautiful sculpture.
* Formal: The scientist's ingenious research led to a breakthrough in medicine.
* Figurative: The children's play was filled with ingenious ideas and imaginative costumes.
* Contrasting: Despite the limited resources, the team devised an ingenious way to complete the project.