BDB3874
כְּאֵב noun masculine Job 2:13 pain; — ׳ כ absolute Job 2:13; Isa 17:11 construct Isa 65:14 suffix כְּאֵבִי Job 16:6 + 2 t.; — pain, mental and physical Job 2:13; Job 16:6 perhaps also Ps 39:3 אָנוּשׁ ׳ כּ (in disappointment and disaster) Isa 17:11 (|| נַחֲלָה from חָלָה); mental, לֵֿב ׳ כּ Isa 65:14 (|| שֵׁבֶר רוּחַ) so Jer 15:18 (|| מַכָּה figurative)