thickly russian

• ча́сто

  often, frequently

  closely together, thickly

• гу́сто

  thickly, densely

• косноязы́чный

  inarticulate tongue-tied

  speaking thickly stammerer

• толсто

  thick, thickly

Examples

• Поля бы́ли покрыты глубо́кими сугро́бами.The fields lay thickly covered with snow.
• Она полила́ мёд на грено́к то́лстым сло́ем.She spread honey thickly on her toast.