BDB8094
רָקָב noun [masculine] rottenness, decay (always figurative); — ׳ ר absolute; apparently of ravages of worm, in בֵּית יְהוּדָה, in figure Hos 5:12 (|| עָשׁ), compare Job 13:28 (|| id.); elsewhere of decay of bones, caries (in figurative), ׳ בְּעַצְמ ׳ ר Hab 3:16; Prov 12:4, construct ׳ רְקֵב עַצְמ Prov 14:30.