Slinkier is an adjective that describes something or someone that is stealthy or sly, but what are some antonyms for this word? The opposite of slinkier could include braver, bolder, more courageous, or more daring. These contrasting terms are often associated with being assertive or taking bold, confident action. Other antonyms for slinkier could include forthright, honest, sincere, or truthful. These words imply openness, transparency, and directness, which are the opposite of being sneaky or sly. Overall, the antonyms for slinkier suggest a sense of courage, honesty, and forthrightness, rather than the underhanded actions or attitudes that slinkier might imply.