H3799. katham
[כָּתַם] verb only
Niph`al be stained (Late Hebrew Niph`al id. (Jastr); כֶּתֶם blood-stain; כְּתִים ᵑ7 (blood-)stained [Isa 1:18]; כִּיתְמָא blood-stain [Jer 2:22]; Syriac stain, defile, Participle, also Pa`el, Ethpa`al, and derive.; Arabic is cover, conceal, so Assyrian katâmu; Zinjirli כתם (?) DHMSendsch. P. 37); —
Niph`al Participle, figurative, לְפָנַי עֲוֺנֵךְ נִכְתָּם [Jer 2:22] stained is thine iniquity before me (compare English phrase iniquity of deepest dye).
II. כתם (√ of following; meaning unknown).