Ubiquitous
Present or found everywhere.
"Smartphones are ubiquitous in today's society."
Sycophant
A person who acts obsequiously toward someone important in order to gain advantage.
"The CEO surrounded himself with sycophants who praised his every decision."
Lugubrious
Looking or sounding sad and dismal.
"The lugubrious music made the scene even more emotional."
Laconic
Using few words, concise in speech or writing.
"His laconic response left everyone wondering what he really thought."
Verisimilitude
The appearance of being true or real.
"The film’s verisimilitude was so impressive that it felt like a real documentary."
Ebullient
Cheerful and full of energy.
"Her ebullient personality brightens up any room."
Ephemeral
Lasting for a very short time.
"The joy of winning the competition was ephemeral, soon replaced by the pressure of upcoming exams."
Irascible
Easily angered; short-tempered.
"His irascible nature made it difficult to have a peaceful conversation."
Pernicious
Having a harmful effect, especially in a gradual or subtle way.
"The pernicious effects of smoking are well-documented."
Pusillanimous
Lacking courage or determination; timid.
"His pusillanimous approach to leadership prevented the company from growing."
Quixotic
Extremely idealistic, unrealistic, or impractical.
"His quixotic dream of becoming a famous artist kept him motivated."
Mellifluous
Sweet or musical; pleasant to hear.
"Her mellifluous voice made the song unforgettable."
Vicarious
Experienced in the imagination through the feelings or actions of another person.
"She lived vicariously through the adventures of her favorite characters in books."
Vociferous
Expressing opinions or feelings loudly and forcefully.
"The vociferous protests outside the government building attracted a lot of attention."
Recondite
Little known or obscure, especially of a subject or knowledge.
"The professor's lecture on quantum mechanics was full of recondite theories."
Cacophony
A harsh, discordant mixture of sounds.
"The city street was filled with the cacophony of honking cars and shouting vendors."
Serendipity
The occurrence of events by chance in a happy or beneficial way.
"Meeting her at the cafe was pure serendipity."
Perfidious
Deceitful and untrustworthy.
"The perfidious actions of the politician shocked his supporters."
Inexorable
Impossible to stop or prevent.
"The inexorable march of time waits for no one."
Epistolary
Relating to the writing of letters or literary works in the form of letters.
"The novel is an epistolary work, consisting entirely of letters between two friends."
Ineffable
Too great or extreme to be expressed or described in words.
"The beauty of the sunset was ineffable."
Perspicacious
Having a ready insight into and understanding of things.
"Her perspicacious observations during the meeting helped us avoid making mistakes."
Recalcitrant
Stubbornly resistant to authority or control.
"The recalcitrant student refused to follow the teacher's instructions."
Sagacious
Having or showing keen mental discernment and good judgment; wise.
"His sagacious advice helped me make the right decision."
Exacerbate
To make a problem, situation, or feeling worse.
"His insensitive comments only exacerbated the tension in the room."