What is another word for curious coincidence?
Pronunciation: [kjˈʊɹɪəs kə͡ʊˈɪnsɪdəns] (IPA) 
Synonyms for the phrase "curious coincidence" include "serendipitous event," "fortunate happenstance," "remarkable occurrence," and "weird synchronicity." Other options may include "unexpected alignment," "strange confluence," "coincidental anomaly," and "co-occurrence of the extraordinary." These words all imply a situation where something unusual or unexpected happens, which may be perceived as a stroke of luck, a perplexing mystery, or a hint of something deeper and unseen. Depending on the context and tone, any of these synonyms can help enhance the meaning and resonance of the phrase "curious coincidence".
