The antonyms for "most silhouetted" would be words that describe a lack of definition, outline or features. These words could include words like detailed, clear, distinct, visible or visible. In other words, if something is "most silhouetted," it means that it is the most defined by its outline, and any antonyms would refer to something that is not defined by its outline or features. Something that is detailed or distinct would have more defined features, while something that is visible would not be shrouded in shadows or obscured in any way. Ultimately, any antonym for "most silhouetted" would represent a lack of definition, clarity or distinction.