cōĭncīde΄, intransitive verb. Occupy same portion of space; occur at and occupy same time; agree together or with; concur in opinion etc. [from medieval Latin coincidere (used unchanged in English contexts in 17th century.), or French coincider].
cōĭn΄cīdence, noun. (Instance of) being coincident; notable concurrence of events or circumstances without apparent causal connexion. [from the preceding word (-ENCE) or French coincidence].
“The order of divine providence demands that there should be coincidence and chance in things.”
– St Thomas Aquinas, Summa Contra Gentiles, Book III, Part I, Chap. 74
“Coincidences are spiritual puns.”
– G.K. Chesterton, Irish Impressions.