hasn't
uk/ˈhæz.ənt/us/ˈhæz.ənt/short form of has not:
He hasn't done his homework.
Hasn't he grown!
More examples
- She posted the letter last week but it still hasn't arrived.
- He hasn't got a car so he rides to work on the bus.
- He hasn't broken any bones - he's just got some cuts and bruises.
- She's been gossiping and hasn't done any work all morning.
- It worries me that he hasn't phoned yet.