The term single-mindedness refers to the quality of having a strong determination towards achieving a particular goal. The antonyms or opposite words of single-mindedness could be distractedness, indecisiveness, inattention, neglectfulness or thoughtlessness. Distractedness implies being easily distracted or losing focus easily which results in lack of progress holistically. Indecisiveness is a state of being unsure or without the ability to make decisions quickly, causing delays, and ultimately leading to a lack of purpose or direction. Inattention refers to the inability to concentrate which leads to failure in accomplishing goals. Neglectfulness is also an opposite of single-mindedness and refers to the neglect or disregard towards doing what is necessary, while thoughtlessness represents the lack of consideration or deliberation towards a goal.