The phrase "most lovey-dovey" implies an excessive display of affection and romance. Its antonyms would therefore be words that connote a lack of love or affection. Some possible antonyms for "most lovey-dovey" include distant, cold, detached, indifferent, aloof, unfeeling, passionless, unromantic, unloving, and uncaring. These words convey a sense of emotional disconnect or disinterest, and the opposite of the warm, fuzzy feeling associated with lovey-dovey behavior. Whether used to describe people, relationships, or situations, these antonyms offer an alternative perspective on the concept of love and remind us that not everyone is inclined towards public displays of affection.