to rise and fall in value, level, or intensity; instability in a situation

Boston, capital of Massachusetts

to be constantly on the move, typically for work, duties, or making a living

an incident involving public conflict, disagreement, or social disputes

a dark style of beer developed in London in the 18th century

mordent (music)

microwave oven

electromagnetic radiation with a frequency between 300 MHz and 300 GHz, or an appliance that uses it

large waves or billows on water

to involve or have an impact on someone or something

Puerto Rico, a self-governing unincorporated territory of the United States

burpee (loanword)

Apollo (loanword)

Ningbo, a sub-provincial city in Zhejiang Province

wave band

Bosnia and Herzegovina (abbreviation of [[波斯尼亚和黑塞哥维那|波斯尼亞和黑塞哥維那|Bo1 si1 ni2 ya4 he2 Hei1 sai4 ge1 wei2 na4]])

ultrasound (scan)

(loanword) mambo (dance)

twists and turns; complications in a situation

giant waves or billows

Sharapova (Russian female tennis star)

A fictional character and the titular protagonist of J.K. Rowling's book series.

wavelet (mathematics)

the shape and form of a wave

to add fuel to the fire; to egg on or incite a situation, making a conflict or problem more intense

a powerful pressure wave traveling through a medium, caused by an explosion or supersonic motion

a person who is from Puerto Rico or of Puerto Rican descent.

to filter electric signals

electromagnetic waves or radio waves used for signal transmission and communication

a calligraphic flourish or stroke with many twists and undulations

The Polo car model manufactured by Volkswagen

signal filter

To drift with the waves and go with the flow; to follow the crowd blindly.

great waves; large, rolling waves on a body of water

small waves or undulations on the surface of water or other liquids

the property or state of fluctuating; volatility

unfolding on a magnificent scale

Bo Yibo (1908-2007), high-ranking PRC politician who served on the State Council from the 1950s to the 1980s as a colleague of Deng Xiaoping

Bordeaux (city in France)

a wave with a frequency that is an integer multiple of the fundamental frequency

the Baltic Sea