co-occurred

Took place simultaneously

Co-occurred is the past tense of co-occur, meaning to happen at the same time or appear together.

The term is common in academic and technical contexts—statistics, linguistics, epidemiology—where researchers track whether phenomena show up alongside each other: The symptoms co-occurred in 80% of cases.

These two words frequently co-occurred in the dataset.

statistical

correlated

Mutually related statistically

clustering · patterned · measured · observed · documented · recorded · tabulated · quantified · associated · linked

temporal

simultaneous

Happening at same time

parallel · coexistent · overlapping · concomitant · synchronized · coterminous · coinciding · accompanying · attendant · coeval

relational

associated

Connected in relationship

coupled · related · interconnected · interrelated · aligned · corresponding · affiliated · accompanying · attendant · joined

Opposites
temporal relationship

co-occurredfollowed

Came behind another

preceded · alternated · staggered · came before · came after

presence/association

co-occurredexcluded

Shut out, denied entry

diverged · dissociated

Family

co-occur, co-occurs, co-occurring, co-occurrence, occur, occurs, occurred, occurring, occurrence

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