suds
noun
soapy water.
Used to express a completed action that took place before another specific past action occurred.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
When James had scraped the soot from his face and neck and hands, and had sudsed it from his hair, James observed, with some concern, that Pirate was coughing at a great rate.
From Man on the Box by Harold MacGrath