Happenstance is an event or situation that occurs by chance, without being planned or anticipated. It refers to something that happens unexpectedly, often due to random circumstances or fate.
Usage examples
During my trip to the bookstore, I stumbled upon my favorite author, which was a pleasant happenstance.
It was merely happenstance that I met my old friend from high school at the airport while waiting for our flights.
By sheer happenstance, I found a dollar bill on the sidewalk just when I needed some change for the bus.
The success of their business was not a result of careful planning but rather a happenstance combination of market demand and timing.
The two strangers ended up sitting next to each other on the plane, and their happenstance conversation sparked a lifelong friendship.
I walked for a mile before finding Father on the top of a dune, where we walked across another half - mile of sub-quicksand; a kind of happenstance of the tides which left a consistency of wet mushroom. (notesfromtheroad.com)
You don't have to accept ANYBODY's findings until they have been confirmed to your satisfaction — by you, your designate, or just happenstance by someone whose judgement you happen to trust. (climateaudit.org)