Phrasal Verbs with CALL

call for
to publicly demand that something must happen
They angrily called for his resignation.

call in
to ask someone to come and help
A specialist was called in to assist in the operation.

call off
to cancel something
The game was called off due to bad weather.

call on/call upon
to formally ask someone to do something
He was frequently called upon to resolve conflicts.

call out
to criticize someone
She called him out on some contradictions in his story.