Superlative form of bare; the most exposed, uncovered, simple, or minimal of something.
From Old English 'bare' with the superlative suffix '-est,' forming the highest degree of comparison for this ancient adjective.
In poetry, 'barest' is used constantly to describe stripped-down, essential truths or stark landscapes—there's something almost powerful about stating something in its 'barest' form, like you're getting down to bedrock.
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