/ ˌkəʊɪgˈzɪst; NAmE ˌkoʊ-/ verb
[ v ] coexist (with sb/sth) ( formal ) to exist together in the same place or at the same time, especially in a peaceful way :
The illness frequently coexists with other chronic diseases.
English speakers now coexist peacefully with their Spanish-speaking neighbours.
Different traditions coexist successfully side by side.
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WORD ORIGIN
mid 17th cent.: from late Latin coexistere , from co- together + existere exist, from ex- out + sister take a stand.