You might overcome a barrier, a disability, a difficulty, a problem, an addiction, a fear, a weakness.

If you break a promise, you don’t do what you said you would.

a spacious or big / large flat / apartment

Naughty kids might disobey or cheek their parents, scribble / draw on walls, break a window, etc.

Prices, the birth rate, pay, the temperature can all drop dramatically.

birds, especially eagles, vultures or other birds of prey

If you are calm, you are quiet and relaxed, you don’t get easily stressed or excited. If you are sensitive you are easily upset and feel things very strongly.

A play could be a tragedy, a comedy, a historical play, a drama, etc. A musical might also be considered to be a type of play.

Your ambition is what you want to achieve in life. A target is a smaller thing you want to achieve, often by a certain time. So you might set yourself certain..

No, if it is overrated it means it is not as good as everyone says it is.

Two friends might fall out because they disagree about something or one gossips about the other or lets the other down.

You feel uncomfortable, as if you don’t belong, perhaps in a new class or at a party where you don’t know anyone.

Crime and violence happen in rough areas; buildings are run down; the streets are dirty.