The phrase "most clovenfooted" refers to someone or something that is very sly, cunning, or deceptive in nature. Antonyms for this phrase could include honest, straightforward, trustworthy, innocent, or naive. Someone who is not "clovenfooted" may be described as open, sincere, genuine, and reliable. These qualities might be valued in a friend, partner, or employee, whereas being "clovenfooted" could be seen as a negative trait. It's important to note that these antonyms are based on the context in which the phrase is used and may vary depending on the situation.