- Prosper is defined as to do well or succeed in life.
An example of prosper is to become a successful architect.
Origin: Middle English prosperen from Middle French prosperer from Classical Latin prosperare, to cause to prosper from prosperus, favorable from prospere, fortunately from pro spere from pro, according to (see pro-) plush stem of spes, hope from Indo-European base an unverified form spēi-, to flourish, succeed from source speed
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intransitive verb pros·pered, pros·per·ing, pros·pers
Origin: Middle English prosperen, from Old French prosperer, from Latin prosperāre, to render fortunate, from prosperus, favorable; see spē- in Indo-European roots.