Old French tresor

← Ancient Greek θησαυρός (derived)

← Latin thēsaurus (inherited)

→ English treasure (derived)

→ English treasure trove (mention)

→ English treasury (mention)

→ English treasurer (mention)

→ Welsh trysor (borrowed)

→ Middle English tresour (borrowed)

→ French trésor (mention)

→ Middle French thresor (derived)