unstable
Pronunciation: [ʌnˈsteɪbəl]
Context: "safety"
(adjective) when something is not steady or secure. It might fall over or break easily, like a wobbly table or a tall tower that can tip.
Example
The new bridge is designed to be stable, and it won't be unstable during strong winds.
Example
The stack of books was unstable, and it fell over when someone bumped the table.
Example
Is the construction site stable, or is it unstable?
Context: "emotion"
(adjective) when a person’s feelings or mood are changing a lot and don’t stay the same. It can be difficult for them to feel happy or calm.
Example
She was feeling stable and happy after talking to her friend, not unstable like before.
Example
His emotions were unstable, making it hard for him to concentrate on his homework.
Example
Do you think he is feeling stable, or is he still unstable?
Context: "economics"
(adjective) when something like a market or a price is changing too much. It means it can't be trusted to stay at a certain level.
Example
The stock market will become stable again after some time, but it was unstable recently.
Example
The price of the toy was unstable, going up and down every week.
Example
Do you think the economy is stable now, or is it still unstable?