Wimpish is an adjective that describes someone as timid, feeble, or cowardly. Its antonyms, however, are words that connote strength, courage, and confidence. Some appropriate antonyms for wimpish include bold, brave, daring, courageous, fearless, gutsy, heroic, manly, resolute, strong-willed, and tough-minded. These antonyms convey a sense of ruggedness and toughness, and are often associated with people who are willing to take risks, stand up for their beliefs, and push through difficult circumstances. By using antonyms for wimpish, we can communicate a sense of strength and resilience that inspires others to act courageously and confidently in their daily lives.