The phrase "didst favor" has a positive connotation, as it suggests someone received special treatment or preference. Therefore, antonyms for this phrase would represent negative or more neutral meanings. Some antonyms for "didst favor" could be: discriminated against, overlooked, disfavored, disliked, disregarded, rejected, neglected, ignored, or snubbed. It's important to note that these antonyms do not necessarily imply mistreatment or unfairness, but simply a lack of favorable treatment. It's also worth mentioning that the use of "didst" is archaic and not commonly used in modern English, but the antonyms mentioned can still apply to the more modern phrasing of "were favored.