Ephemeral
Lasting for a very short time.
"The beauty of the sunset was ephemeral, disappearing as quickly as it arrived."
Pernicious
Having a harmful effect, especially in a gradual or subtle way.
"The pernicious influence of social media on young minds cannot be ignored."
Lethargic
Sluggish and lacking energy.
"After the long flight, I felt lethargic and needed a rest."
Quixotic
Extremely idealistic, unrealistic, and impractical.
"His quixotic plan to travel around the world with no money was met with skepticism."
Lugubrious
Looking or sounding sad and dismal.
"The lugubrious music added to the somber atmosphere of the event."
Ubiquitous
Present or existing everywhere.
"Smartphones are ubiquitous in modern society."
Inexorable
Impossible to stop or prevent.
"The inexorable advance of technology continues to shape our lives."
Acerbic
Sharp and forthright, often in a harsh or biting manner.
"His acerbic comments made the conversation awkward."
Perfunctory
Done without real interest, feeling, or effort.
"She gave a perfunctory nod, clearly not paying attention to the conversation."
Exacerbate
To make a problem, situation, or feeling worse.
"His harsh words only served to exacerbate the tension in the room."
Eloquent
Fluent or persuasive in speaking or writing.
"Her eloquent speech moved everyone in the audience."
Meticulous
Showing great attention to detail; very careful and precise.
"The artist was meticulous in ensuring every stroke of the brush was perfect."
Veracity
Conformity to facts; accuracy.
"The veracity of the news report was questioned by many."
Ineffable
Too great or extreme to be expressed in words.
"The beauty of the landscape was ineffable, leaving us speechless."
Obfuscate
To deliberately make something unclear or difficult to understand.
"The politician’s vague answers seemed to obfuscate the real issue."
Cogent
Clear, logical, and convincing.
"His cogent argument swayed many people in the debate."
Sycophantic
Behaving or done in an excessively flattering way to gain advantage.
"The sycophantic behavior of his colleagues made him uncomfortable."
Vicarious
Experienced in the imagination through the feelings or actions of another person.
"He lived vicariously through his friend's travel stories."
Tantamount
Equivalent in seriousness to; virtually the same as.
"His silence was tantamount to an admission of guilt."
Recalcitrant
Stubbornly resisting authority or control; disobedient.
"The recalcitrant student refused to follow the teacher's instructions."
Resilient
Able to recover quickly from difficulties; tough.
"She is resilient, bouncing back from challenges with ease."
Altruistic
Showing a selfless concern for the well-being of others.
"Her altruistic actions helped many people in need."
Indomitable
Impossible to subdue or defeat.
"Her indomitable spirit helped her overcome every obstacle."
Vociferous
Expressing or characterized by strong opinions or complaints in a loud or forceful manner.
"The vociferous protests were heard throughout the city."
Surreptitious
Done in a secret or stealthy way, often to avoid notice.
"He gave her a surreptitious glance to ensure no one was watching."