[source, ruby]
----
response = client.indices.create(
  index: 'custom_lowercase_example',
  body: {
    settings: {
      analysis: {
        analyzer: {
          greek_lowercase_example: {
            type: 'custom',
            tokenizer: 'standard',
            filter: [
              'greek_lowercase'
            ]
          }
        },
        filter: {
          greek_lowercase: {
            type: 'lowercase',
            language: 'greek'
          }
        }
      }
    }
  }
)
puts response
----
