H8591. ta
'a' [תָּעַע] verb Pilpel, Hithpa`el mock (compare Arabic image unavailable stammer, also shake violently; onomatopoetic); —
Pilpel Participle מְתַעְתֵּ֑עַ [Gen 27:12] +?a mocker.
Hithpa`el Participle plural מִתַּעְתְּעִים[2Chr 36:16], with ב person, mocking at his prophets (+בּוֺזִים מַלְעִבִים,).