名詞 happenstance:

1. an event that might have been arranged although it was really accidental
   同義詞：coincidence

hap.pen.stance

n.（名詞）
A chance circumstance:
偶然：偶然情況：
例句：
.Marriage loomed only as an outgrowth of happenstance; you met a person.(Bruce Weber)
.婚姻被看作是一種偶然情況的發(fā)展，那就是你遇到了一個人.(布魯斯·韋伯)

來源：
happen
happen
(circum)stance
(circum)stance