אֲחִיתֹפֶל ʼĂchîythôphel (H302)

Achithophel, an Israelite

Ahithophel = "my brother is foolish (folly)" 1) a counsellor of David, grandfather of Bathsheba (cf 2Sa 11:3, 23:34), who joined Absalom in revolt against David, and committed suicide when Absalom did not heed his counsel

from אָח (H251) and תָּפֵל (H8602); brother of folly;