The term "velutinous" refers to something that is smooth and soft, similar to velvet. Therefore, its antonyms may include words such as rough, coarse, gritty, harsh, and hard. Alternatively, it might also refer to something that lacks softness or pliability. In that case, antonyms might include words such as inflexible, rigid, hard, unyielding, and stiff. In short, the antonyms for "more velutinous" are any words that represent the opposite of smoothness, softness, or pliability. These words might be useful in describing textures, feelings, or emotions that are the opposite of velvety smoothness.