indispensable -
Impossible to replace or substitute due to its significance.
Water is indispensable for human survival.
adjective
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supreme -
(of authority or an office, or someone holding it) superior to all others
In Iran, the Ayatollah is the supreme ruler who controls the country's population.
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significant -
Having a major impact or effect; something that carries weight or importance.
The discovery of the ancient ruins was a significant breakthrough in the field of archaeology.
verb
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spotlight -
To give special attention to a problem or situation so that people pay attention to it.
Articles in the newspaper were effective in spotlighting the fact that the animal shelter was not taking good care of the animals.
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legitimacy -
The state of being accepted as valid, authentic, or justified; the quality of being lawful in accordance with established rules.
Many people doubted the legitimacy of the online news article because it lacked credible sources.
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ramifications -
The possible results of an action
Being Aristotle's student, Alexander the Great was able to plan out a military strategy taking into account all its ramifications.
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mission -
A journey or action taken for a particular purpose, often of importance.
The rescue team was sent on a mission to save the trapped hiker.
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momentous -
Important because of the effect it has on the future
Neil Armstrong's first step on the moon was a momentous event because it gave people the feeling that nothing was beyond their reach.
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paramount -
More important than anything else; of utmost importance; dominant or supreme.
In any emergency, safety is of paramount importance.
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epitome -
Highest example of a certain quality
Dr. Linda Evans had many patients who came to her because she had a well-earned reputation for being the epitome of skill and integrity in her medical specialty
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bigwig -
A VIP (very important person) or influential decision-maker, often used informally.
Only the bigwigs got access to the exclusive boardroom on the top floor of the company's headquarters.
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undeniable -
Certainly true, so obvious that it cannot be doubted.
The idea that people seek pleasure and avoid pain is an undeniable truth.
