Englishfor English speakers
flicker
—
verb
move back and forth very rapidly
the candle flickered
—
verb
(= flick)
flash intermittently
The lights flicked on and off
—
verb
shine unsteadily
The candle flickered
—
noun
a momentary flash of light
—
noun
North American woodpecker
—
noun
(= waver)
the act of moving back and forth
fusion
Noun
—
Fusion is when two or more things come together as one.
frequency
Noun
—
Something's frequency is how often it happens.
A frequency of one hertz is an event repeated once per second.