Washouted is a term that describes a situation where something has been rendered useless or ineffective due to extreme weather conditions like a flood or storm. There are a number of synonyms for this term that can help to convey the same meaning in different contexts. Some possible synonyms for washouted include ruined, destroyed, flooded, damaged, washed away, submerged, and totaled. Each of these terms can be used to describe a situation where something has been severely impacted by a natural disaster or other catastrophic event. By using these synonyms, writers and speakers can add nuance and complexity to their language, helping to convey a more precise meaning.