H3688 כָּסַל כָּסַל (kâçal), Strong’s H3688: properly, to be fat, i.e. (figuratively) silly KJV: be foolish.. Occurs 1 times. Source: https://besorah.bible/word/H3688 — Besorah, the whole Bible in Hebrew, Greek and English. Texts and licences: https://besorah.bible/about/credits.html kâçal — properly, to be fat, i.e. (figuratively) silly KJV: be foolish. Occurs 1 times. Brown–Driver–Briggs - [כָּסַל] vb. be or become stupid—Qal Je 10:8 Where it occurs - Jeremiah 10:8 (https://besorah.bible/tanakh/jeremiah/10?v=8) — But they are together brutish and foolish, instructed by idols! It is just wood.