[كثف] الكَثافَةُ: الغِلَظُ. وقد كَثُفَ الشئ فهو كثيف. وتكاثف الشئ.
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A Quranic text search tool and word frequency finder for researchers. Instant auto-updating results. Normalized/abjad string matches with partial within-word lookups. Highlighting. Citations. 
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