Reoccur and recur are verbs that share a common root word. While they are very close in meaning, they are not the same. Something that is recurring happens over and over again, possibly at regular intervals. In contrast, something that is reoccurring is simply happening again but not always repeatedly.

Is Reoccured a word?

Common misspelling of reoccurred.

What is the difference between Reoccurence and recurrence?

3 Answers. occur again or repeatedly: “ulcers tend to reoccur after treatment has stopped.” The difference is subtle, but with the definition of 'recur' (the inclusion of periodically) you can infer that a recurrence happens more than once, whereas a 'reoccurrence' might only be a once off repeat.