call off
Separable
Cancel something
They called off the match because of the rain.
Separable
The object can go between the verb and the particle: turn the light off, or turn off the light. When the object is a pronoun it must go in the middle: turn it off, never turn off it.
Related idiom
Read the meaning and origin of a related expression on The Village Idiom.
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Add it to your daily practice or see every verb with up.
Further reading: call off on Wiktionary (CC BY-SA).