BDB4144
כֶּ֫פֶל noun [masculine] the double: — ׳ כ construct: ׳ בְּכ רִסְנוֺ Job 41:5 within the double of his jaw (i.e. his double jaws) who can come ? elsewhere dual כִּפְלַיִם (compare Arabic [untranscribed source text 2606]), לְתוּשִׁיָּה Job 11:6 double in sound wisdom (beyond what Job imagines), of retribution Isa 40:2.