1. worry
Don't worry.
If I tell my mother, she'll worry, so I don't think I'll tell her.
Don't worry. He may look intimidating at first glance, but he's actually a very friendly person.
My biggest worry is about where my next meal will come from.
You will save your father a lot of worry if you simply write him a letter.
Hiroshi is worn out with worry since he lost the only copy of the book he needed for his report.
Although marriage is a great thing, don't worry; what should be yours will be yours.
In the first place, the women have more free time than men. In the second place, they have fewer things to worry about than men.
We should bear in mind that only relaxed people living without too much pressure and worry have a chance to keep healthy.
Ha-ha-ha-hah! No worry! I brazenly bluffed.
Not worrying about anything is the same as being dead, since worry is the movement of the soul, and life is movement.
You worry about yourself. If you put your back out and can't stand we'll go home without you!
I'm never free from worry about my son. Nowadays, he does nothing but play video games, and never studies at all.
It may not appeal to some, but I prefer to remain a salaried man; I don't have to worry so much about making both ends meet.
When they pass through strong wind, the planes rock like this, but don't worry.
2. concern
Excessive concern with safety can be dangerous.
statement concerning
Your concern for Her Eminence is appreciated and acknowledged. Your questions primarily concern genuine legislative committees.
The 'deep concern' of the Romanian parliament is completely unfounded and unjustified.
The impact of Emmet's theory on physics has been widely discussed, but this is not my concern in this paper.
Well then, it becomes a matter of urgent concern to the lurkers of this mailing list whether the guilty party confesses or not.
No, please don't concern yourself. I have learnt to do as the Romans when in Rome.
The loss of childhood spontaneity has caused widespread concern, as well as calls for review of the nation's educational and social structures.
We insist that during the next three days you make decisions which are fair to all generations and which show an active concern for the environment.
Where our children's education is concerned, no compromise is acceptable.
concerning decent conduct
There were lots of people on Facebook and others going out to look for him, so people were very concerned for him.
I think that his visits are the only real chance I get to talk about things that are worrying me - my health, my concerns about my grandson and his future, how to keep going
The safety of the ship is the captain's concern. The budget overspend is a matter of concern. The decision will concern mainly small businesses.
The recent rise in crime is a matter of considerable public concern.
3. tear out
4. be concerned about
5. bother
Don't bother.
Don't bother waking me up at 4:00 a.m. I don't plan to go fishing tomorrow.
The politician did not bother to apologize for betraying our trust.
When I was a kid, touching bugs didn't bother me a bit. Now I can hardly stand looking at pictures of them.
I will play Sudoku then instead of continuing to bother you.
Children often bother their parents.
In the end, it was just too much bother so I went home by taxi.
The very pure spirit does not bother about the regard of others or human respect, but communes inwardly with God, alone and in solitude as to all forms, and with delightful tranquility, for the knowledge of God is received in divine silence.
It's only when I can't sleep at night that the ticking of the clock becomes loud enough to bother me.
I'm going to see your father today, about career counselling. "You don't need to bother with that."
I know no freer country than my own, for never do I bother leaving home.
It was to say that going to the station was too much of a bother after all so I should come to the hotel she's staying at. Good grief, what a selfish woman!
Are you still letting last night's fight bother you? That's so naive.
Money is a big bother: you can live neither with it nor without it.
It must bother you to have taken a bad master. "I'm stupid too. So, it's all right."
6. threat
It's not a threat.
He sees any easiness as a threat to his masculinity, so he always starts games on hard mode and ends up stuck on the first level for days.
There are so many anti-smoking campaigns these days; maybe smoking really is a threat to the public order.
But the Nobel Committee said that poverty was a threat to world peace, and Mother Teresa worked against poverty.
In Ankara, I made clear that America is not – and never will be – at war with Islam. We will, however, relentlessly confront violent extremists who pose a grave threat to our security.
Today young people find themselves, through no fault of their own, living in a world torn by international bitterness and the threat of nuclear destruction.
We must also threaten them with changing the bottom-down to bottom-up approach.
threat = something which can put us in danger
Professor Hawking has said recently that efforts to create thinking machines are a threat to our existence. A threat means something which can put us in danger.
But we all face risks every day by eating, drinking, walking and driving – simply going about our daily lives carries all sorts of unseen threats.
What do we mean by empty threats? By empty threats we mean something that won't really be done.
a life-threatening situation
Even a million Dothraki are no threat to the realm, as long as they remain on the other side of the Narrow Sea.
The team we're playing this weekend is a bit of a threat, but I'm sure we can beat them.
Christopher Columbus's infinite accomplishments are a threat to Google, who do not know how to index infinity when someone searches for "Christopher Columbus".