By chance; inadvertently: his gun went off accidentally accidentally knocked the vase over
More example sentences
- Going home from work in Oxford last night I accidentally got on the Bristol train by mistake.
- I don't know if she accidentally picked up the phone or deliberately did that.
- Very drunk, he accidentally pushed her with his kit bag, knocking her off the path and into the river Cam.
fortuitously, by accident, by chance, by a mere chance, by a twist of fate, adventitiously, as luck would have it, by a fluke, flukily, coincidentally, by coincidence, serendipitously;
by a happy chance, by good fortune, by a piece of luck;
North American by happenstance