luck
/lʊk/
Something that happens to someone by chance, a chance occurrence, especially a favourable one.
Gilbert had some bad luck yesterday — he got pick-pocketed and lost fifty dollars.
A superstitious feeling that brings fortune or success.
He blew on the dice for luck.
Success.
He has a lot of luck with the ladies, perhaps it is because of his new motorbike.
The results of a random number generator.
The creators of tool-assisted speedruns often manipulate a lot of luck to get the most favorable results in order to save the most time.