occur

1. 1

   To happen or take place.intransitive

   • The liftoff will occur in exactly twelve seconds.
2. 2

   To present or offer itself.intransitive

   • I will write if the opportunity occurs.
3. 3

   To come or be presented to the mind; to suggest itself.impersonal

   • One little incident of my school days occurs to me as amusing.
   • It occurred to him to tell me of the problem.
4. 4

   To be present or found.intransitive

   • The chemical monofluoroacetate occurs in all parts of Dichapetalum cymosum, and is responsible for its toxic effects.

syn. betide · betime · come to pass · happen · take place