adjective Etymology: Middle English, from Medieval Latin prosperosus, from Latin prosperus Date: 15th century auspicious , favorable , 2. marked by success or economic well-being, enjoying vigorous and healthy growth ; flourishing, ~ly adverb ~ness noun
PROSPEROUS
Meaning of PROSPEROUS in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012