Выразите следующие в 1 слово 1) the act or process of cleaning with a brush? 2) having no end 3) that can be washed 4) to turn in to gas 5) to make in to a summary

1) the act or process of cleaning with a brush? - brushing
2) having no end - endless
3) that can be washed - washable
4) to turn in to gas - gasify
5) to make into a summary - summarize