English prophesy

← Middle English prophecien (inherited)

← Middle English prophecie (mention)

← Middle French prophecier (derived)

← Middle French prophesier (mention)

← Middle French prophecie (mention)

← Proto-Indo-European *bʰeh₂- (root)

→ English prophesier (suffix)

→ English prophesieth (suffix)

→ English prophesize (suffix)

→ English prophesiable (suffix)

→ English prophesiest (suffix)

→ Old Norse spá (link)