Meaning
Usage

existing everywhere, widespread

Example: It seems that everyone in the United States has a television. The technology is ubiquitous here.

of supernatural character or origin

Example: Luka had an uncanny ability to know exactly what other people were thinking. She also had an uncanny ability to shoot fireballs from her hands.

to move in waves

Example: As the storm began to brew, the placid ocean began to undulate to an increasing degree.

relating to or aiming at usefulness

Example: The beautiful, fragile vase couldn’t hold flowers or serve any other utilitarian purpose.

resentment, offense

Example: He called me a lily-livered coward, and I took umbrage at the insult.

smooth or greasy in texture, appearance, manner

Example: The unctuous receptionist seemed untrustworthy, as if she was only being helpful because she thought we might give her a big tip.

to criticize or scold severely

Example: The last thing Lindsay wanted was for Lisa to upbraid her again about missing the rent payment.

an imaginary and remote place of perfection

Example: Everyone in the world wants to live in a utopia, but no one can agree how to go about building one.

to seize by force, take possession of without right

Example: The rogue army general tried to usurp control of the government, but he failed because most of the army backed the legally elected president.