From shakab; a (sexual) lying with -- X lie.
see HEBREW shakab
H7903. shekobeth
[שְׁכֹ֫בֶת LagBN 179 BaNB 144]
noun feminine copulation; — suffix, all with ׃נָהַן אֶתשְֿׁכָבְתּוֺ וַיִּתֵּן Numbers 5:20 (P; בְּ feminine); לְזָ֑רַע שְׁכָבְתְּךָ תִתֵּן לֹא Leviticus 18:20 (אֶל feminine), שׁ תִתֵּן לֹא ׳בְּכָלבְּֿהֵמָה Leviticus 18:33, compare 20:15 (all H).