soothsayer
noun /ˈsuːθseɪə(r)/
/ˈsuːθseɪər/
(old use)- a person who is believed to be able to tell what will happen in the futureWord OriginMiddle English (in the sense ‘person who speaks the truth’) from Old English sōth (originally as an adjective in the sense ‘genuine, true’), of Germanic origin.