Kept in countenance means to be supported or encouraged by someone, especially when facing criticism or opposition. Some synonyms for this phrase include endorsed, backed, advocated, championed, and promoted. Each of these words indicates that someone is providing support or defense for another person or idea. Endorsement suggests an official approval, while backing and advocacy emphasize the act of actively supporting or defending. Championing involves being a strong advocate and promoting implies actively encouraging and spreading the idea to others. Overall, these synonyms highlight the importance of having someone on your side and the power of support in difficult situations.