English overthink

← Old English oferþenċan (inherited)

← English over (prefix)

← English think (prefix)

← English over (prefix)

← English think (prefix)

← English underthink (link)

← Middle English *overthenken (inherited)

← Middle English *overthenchen (mention)

← Middle English overthinken (cognate)

→ English overthought (mention)

→ English overthinker (suffix)