English prosperous

← Middle French prospereus (derived)

← Old French prosperer (derived)

← Old Latin pro spere (derived)

← Latin prosperō (derived)

← Latin pro (mention)

← Latin spes (mention)

→ English prosperously (suffix)

→ English prosperousness (suffix)

→ English unprosperous (prefix)

→ English semiprosperous (prefix)

→ English improsperous (affix)