Defectible is a word that refers to something that is capable of containing defects or flaws. However, there are several alternative words that can be used interchangeably to express the same meaning. For instance, "imperfectible" conveys the idea that something cannot be made perfect or flawless. Similarly, "flawed" is a synonym for defectible, describing something that contains faults or imperfections. Another term that can be used is "fallible", which highlights the potential for errors or mistakes. Additionally, the word "deficient" can be employed to refer to something that lacks certain qualities or is incomplete. All these synonyms serve as alternatives to describe something that is not without its flaws or defects.