1. luck
Good luck.
His old company gave him the shaft. But I admire the way he turned bad luck into good and did even better with his own business.
Luck comes to those who look for it.
Through his own efforts and a bit of luck, he won first prize in the contest.
Selena Gomez and the Scene also had good luck with their first album, "Kiss and Tell." It has sold more than a million copies around the world.
His luck has changed, he is going to the dogs, but no one even lifts a finger to help him.
Men must not dress in black and white clothes because it is said that this brings bad luck.
Everything I accomplished came from hard work. All bad things that happen to me are due to bad luck. All things you accomplish come from good luck. All bad things that happen to you are due to your lack of work ethic.
As good luck would have it, a steamer passed by and they were saved.
He had his girlfriend blow on the dice for luck before he threw them.
Oh luck! Like the moon, you steadily change, you always grow and then wither again.
Even if your sentences were actually senseless, you at least have the luck to be able to form beautiful sentences.
Buy a lottery ticket or something? "Well, I don't think I've got much luck with gambling."
If it hadn't been for Lindbergh's luck and his knowledge of flying, he could never have succeeded in crossing the Atlantic.
If I considered the possibility of catching the flu every time I kiss a girl I don't know, I'd have no luck with the ladies at all.
2. unlucky
Four is an unlucky number in Japanese.
That was an unlucky coincidence.
I'm so unlucky!
Do you know anyone who is particularly unlucky?
He's unlucky to a pitiful extent.
If you throw something like that down, if someone's unlucky enough to be hit they'll be injured.
I'm not cut out for gambling. Maybe I'm just unlucky, but working for my pay is more of a sure thing.
Apart from being unlucky enough to get ALS, I have been fortunate in almost every other respect.
We were unlucky not to win any prizes in the competition.
He was unlucky not to score a goal.
He has been really unlucky with his career.
We were really unlucky. We missed the flight by five minutes
he's very unlucky because he lost his mobile phone.
I was really unlucky because I broke my leg during the match
You were unlucky; I came back five minutes after you'd left.
English word "lucky"(unlucky) occurs in sets:
Opposites and Suffixes