Collocations for ceasefire - noun

complete
immediate
unilateral
unconditional
temporary

call for, demand, order
The UN has passed a resolution calling for an immediate ceasefire.

broker, negotiate
accept, agree, agree to, declare, sign
call
A 24-hour ceasefire was called to allow the distribution of aid.

announce
achieve, secure
observe
enforce
break, violate

come into effect (esp. BrE), go into effect (AmE)
hold, last
There are concerns that the ceasefire might not hold.

agreement, deal, terms
line

ceasefire between
a ceasefire between the government and the rebels

ceasefire with
They agreed to a ceasefire with the Egyptian government.

a violation of a ceasefire