Break – phrasal verb
Break down – stop working because of a fault
Our car broke down on the way to the airport.
Break down – lose control of feelings and start crying
She broke down and cried after hearing the news.
Break in – enter a building by force (burglary)
Someone broke in while we were at work.
Break off – separate something using force
She broke off a piece of chocolate and gave it to me.
Break out – start suddenly (usually about something bad)
She had escaped just before the fighting broke out.
Break out of – escape from prison
Two men have broken out of local prison last night.
Break up – separate into smaller pieces
The cup broke up when hitting the floor.
Break up – split (relationship, marriage)
They broke up after 3 years of dating.