A primitive root; to dance (i.e. Whirl) -- dance(-ing).
Englishman's Concordance
1) (Pilpel) to whirl, dance 1a) whirling, dancing (participle) Part of Speech: verb A Related Word by BDB/Strong’s Number: a primitive root Same Word by TWOT Number: 1046
2 Samuel 6:14 HEB: וְדָוִ֛ד מְכַרְכֵּ֥ר בְּכָל־ עֹ֖ז NAS: And David was dancing before the LORD KJV: And David danced before the LORD INT: and David was dancing all might
2 Samuel 6:16 HEB:דָּוִד֙ מְפַזֵּ֤ז וּמְכַרְכֵּר֙ לִפְנֵ֣י יְהוָ֔ה NAS: leaping and dancing before KJV: leaping and dancing before INT: David leaping and dancing before the LORD