By reduplication from chalaq; properly, something very smooth; i.e. A treacherous spot; figuratively, blandishment -- flattery, slippery.
see HEBREW chalaq
H2519. chalaqlaqqoth
חֲלַקְלַקּוֺת noun plural feminine abstract smoothness, slipperiness, flattery, fine promises;
1 slipperiness וַחֲלַקְלַקֹּת חשׁך יהידֿרכם Psalm 35:6; כַּחֲלַקְלַקּוֺת להם דרכם יהיה Jeremiah 23:12.
2 fine promises בַּחֲלַקְלַקּוֺה מלכוּת והחזיק Daniel 11:21; compare 11:34.