The phrase "make easier" means to simplify, facilitate, or ease a task or situation. Antonyms for this phrase include "complicate", "hinder", and "impede". Complicating a task involves introducing more complexity or confusion, while hindering involves slowing down or obstructing progress. Impeding refers to obstructing progress directly by putting barriers in the way, such as through the use of rules or regulations. Other antonyms for "make easier" may include terms like "obfuscate", "confuse", "slow", or "prohibit". In any case, the opposite of making something easier is to make it more difficult or challenging in some way.