From shaqaq; a traversing, i.e. Rapid motion -- running to and fro.
see HEBREW shaqaq
H4944. mashshaq
[מַשָׁק] noun [masculine] running, rushing; — construct מַשַּׁק Isaiah 33:4, of locusts.
שׁקר (√ of following; deceive; Aramaic שְׁקַר deceive, also noun deceit, Pa`el deceive, and derivatives; Assyrian tašsirtu [Dl-gir-] a lie,so Late Hebrew שֶׁקֶר, Arabic and (loan-word ?)).