unsuccessful

The word "unsuccessful" describes something that does not achieve the desired outcome or result. It is used for an effort, attempt, plan, or activity that does not bring the hoped-for result.

You might describe a project as unsuccessful if it does not meet its goals, like a marketing campaign that does not increase sales. You could also say someone had an unsuccessful job interview if they were not offered the position. It can also apply to people: "Despite his best efforts, he was an unsuccessful actor." This does not necessarily mean he was bad at acting, only that he did not achieve wide recognition or steady work.

"Unsuccessful" is not always a harsh judgment. Sometimes it simply acknowledges reality. An experiment might be called unsuccessful if it does not support the hypothesis, even though useful data was still collected. It is important to remember that being unsuccessful does not define a person; it is simply a description of a particular outcome. Many successful people have had many unsuccessful attempts before reaching their goals.

So, when something does not turn out as hoped or planned and falls short of its intended purpose, you can describe it as unsuccessful, a word that points to the gap between effort and achievement.