Synonym: come about, happen, take place, transpire. Similar words: occupy, occupation, accurate, accuracy, accurately, soccer, accuse, occasional. Meaning: [ə'kɜr /ə'kɜː] 
v. 1. come to pass 2. come to one's mind; suggest itself 3. to be found to exist.
v. 1. come to pass 2. come to one's mind; suggest itself 3. to be found to exist. 
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1. Let difficulties occur but not the loss of courage. 
2. Miracles sometimes occur, but one has to work terribly for them.
3. When did the accident occur?
4. A third of accidental deaths occur in the home.
5. I hope this won't occur again.
6. When exactly did the incident occur?
7. Rainforests occur around the equator.
8. I don't want such a thing to occur again.
9. Many bodily changes occur during adolescence.
10. Mental and physical deterioration both occur naturally with age.
11. These chemical changes occur quite naturally.
12. The thought did occur to me.
13. Adaptations in plants occur over thousands of years.
14. Miracles sometimes occur(sentencedict.com), but one has to work terribly hard for them.
15. Cases of child cruelty occur more often than they are observed.
16. The highest spring tides of the year occur after the equinoxes in March and September.
17. If headaches only occur at night,[Sentencedict.com ] lack of fresh air and oxygen is often the cause.
18. Changes in temperature occur slowly and are constrained within relatively tight bounds.
19. About two in every five epileptic fits occur during sleep.
20. Such plants don't occur here.
21. An explosion will probably occur at any minute.
22. These problems occur in all families.
23. No one has suggested how this might occur.
24. It is uncertain how likely this is to occur.
25. Human felicity is produced not so much by great pieces of good fortune that seldom happen, as by little advantages that occur every day.
26. Emergency cooling systems could fail and a reactor meltdown could occur.
27. If the primary infection is not treated further outbreaks may occur.
28. It is better to lead from behind and to put others in front, especially when you celebrate victory when nice things occur. You take the front line when there is danger. Then people will appreciate your leadership.
29. The strength of altruism lies in the fact that altruistic acts undeniably occur in any society and that moral codes universally advocate altruism or benevolence and condemn selfishness.
30. She's written a program to find words which frequently occur together.
More similar words: occupy, occupation, accurate, accuracy, accurately, soccer, accuse, occasional, on occasion, the accused, curve, occasionally, accusation, curious, current, curtain, currency, security, currently, curriculum, blackcurrant.