1The action or fact of conducting oneself well; good, proper, or virtuous conduct.
2In plural. Good deeds; virtuous actions.
3archaic, rare The fact or condition of doing well or thriving; welfare, good health; prosperity, success. Compare "well-being", well-doing .
Late Middle English; earliest use found in The Wycliffite Bible (early version). From well + doing.
1rare That behaves in an admirable or righteous manner; †valiant (obsolete); beneficent; diligent in performance of work or duty; virtuous, respectable.
2Scottish, Irish Prosperous, successful; thriving.
Old English; earliest use found in King Alfred (c848–899), king of the West Saxons and of the Anglo-Saxons. From well + doing, present participle of do.