πρωί [3 verses](adv)"In the morning" is proi, an adverb which means "early in the day," "early," "at morn," generally, "betimes," "in good time," "too soon," and "too early."  -  "Morning" is not a noun, but  an adverb which means "early in the day," "early," "at morn," generally, "betimes," "in good time," "too soon," and "too early."