Well-seen or well-observed; having had the appearance or quality of being seen; conspicuous or notable.
From 'be-' (prefix) plus 'seen' (past participle of 'see'). An archaic or dialectal formation suggesting something that is obviously or notably visible, well-marked, or conspicuous.
This is a rare gem in English—'beseen' appears occasionally in Middle English texts meaning 'well-observed' or 'conspicuous.' It shows how the 'be-' prefix could attach to almost any past participle to intensify or complete meaning.
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