Ubiquitous
present or existing everywhere.
"Smartphones are ubiquitous in modern society."
Inscrutable
impossible to understand or interpret.
"His inscrutable expression made it difficult to tell what he was thinking."
Tenacious
holding fast; persistent.
"She was tenacious in her pursuit of a career in law."
Antipathy
a deep-seated feeling of dislike.
"There was a mutual antipathy between the two political candidates."
Sartorial
relating to clothing, tailoring, or style of dress.
"His sartorial choices always make a statement at any event."
Ephemeral
lasting for a very short time.
"The beauty of the sunset was ephemeral."
Obfuscate
to deliberately make something unclear or difficult to understand.
"The politician tried to obfuscate the issue with vague statements."
Munificent
more generous than is usual or necessary.
"The philanthropist made a munificent donation to the orphanage."
Redolent
strongly reminiscent or suggestive of something.
"The room was redolent with the scent of fresh flowers."
Pernicious
having a harmful effect, especially in a gradual or subtle way.
"The pernicious effects of smoking are well-documented."
Perfunctory
carried out with minimal effort or reflection, often to meet a requirement.
"His apology seemed perfunctory, lacking sincerity."
Sycophant
a person who acts obsequiously toward someone important in order to gain advantage.
"The CEO was surrounded by sycophants who always agreed with him."
Cacophony
a harsh, discordant mixture of sounds.
"The cacophony of city traffic kept me awake all night."
Irascible
easily angered or prone to anger.
"His irascible nature made him difficult to work with."
Exacerbate
to make a situation worse or more severe.
"His aggressive tone only served to exacerbate the conflict."
Cogent
clear, logical, and convincing.
"She presented a cogent argument that swayed the jury."
Nefarious
wicked or criminal.
"The nefarious activities of the gang were finally exposed."
Ineffable
too great or extreme to be expressed in words.
"The beauty of the landscape was ineffable."
Loquacious
very talkative.
"The loquacious waiter shared stories about the restaurant's history."
Polemical
relating to or involving strongly critical or controversial writing or speech.
"The article was polemical, criticizing government policies harshly."
Impetuous
acting or done quickly and without thought or care.
"His impetuous decision to quit his job took everyone by surprise."
Disparate
essentially different or distinct in kind.
"The two cultures have disparate values that lead to misunderstandings."
Vitriolic
filled with bitter criticism or malice.
"His vitriolic comments about the movie were harsh and uncalled for."
Fecund
producing or capable of producing an abundance of offspring or new growth; fertile.
"The fecund soil of the region supports a wide variety of crops."
Munificent
very generous.
"The philanthropist’s munificent donation helped fund numerous educational projects."