Serendipity
ʃtʃɛɲɕlivɨ zbjɛk ɔkɔlitʃnɔɕtɕi ɲʲɛspɔdʑɛvanɛ ʃtʃɛɲɕtɕɛ
In Polish Szczęśliwy zbieg okoliczności, niespodziewane szczęście
The occurrence and development of events by chance in a happy or beneficial way.
Example
"It was pure serendipity that we met at the conference."