occur
//əˈkɜːr//
Verb
occurInfinitive
occurPresent tense
occurredPast tense
occurredPast participle
occurringPresent participle
occursThird-person singular
1
to happen or take place, especially without being planned
The accident occurred at around 3 p.m. yesterday.
2
to exist or be found somewhere
This species occurs naturally in tropical regions.
3
to come into someone's mind (used with 'to')
It suddenly occurred to me that I had forgotten my keys.