something good that happens by chance
कुछ अच्छा जो संयोग से होता है (kuch achha jo sanyog se hota hai)
"It was a stroke of luck that I found my lost wallet."
"यह किस्मत का एक खेल था कि मैंने अपना खोया हुआ बटुआ पाया।" (Yeh **kismat ka ek khel** tha ki maine apna khoya hua batua paaya.)
to prepare for something
something that seems promising at first but fails to deliver
That opportunity is gone and cannot be used anymore.
considering something from one's own perspective
to give in or fail due to too much stress or pressure
to give control or possession to someone else