Set off
Set off
Set off" is a versatile phrasal verb often used when talking about starting a journey. It suggests the beginning of an adventure or trip. For instance, you might say, "We set off at dawn for the mountains." It conveys a sense of excitement and movement and can also mean causing something to start, like setting off fireworks that light up the sky during a celebration.
They set off fireworks for the celebration.
They ignited fireworks for the celebration.
She set off on a new adventure last summer.
She started a new adventure last summer.
The alarm was accidentally set off by the cat.
The cat accidentally triggered the alarm.