noun
1.a distressing emotion aroused by impending danger, evil, pain, etc., whether the threat is real or imagined; the feeling or condition of being afraid. Synonyms: foreboding, apprehension, consternation, dismay, dread, terror, fright, panic, horror, trepidation, qualm. Antonyms: courage, security, calm, intrepidity.
2.a specific instance of or propensity for such a feeling: an abnormal fear of heights. Synonyms: phobia, aversion; bête noire, bogy, bogey, bugbear. Antonyms: liking, fondness, penchant, predilection.
3.concern or anxiety; solicitude: a fear for someone's safety.
4.reverential awe, especially toward God: the fear of God. Synonyms: awe, respect, reverence, veneration.
5. something that causes feelings of dread or apprehension; something a person is afraid of
Top 30 Fears of mankind
1. Fear of Snakes
2. Fear of Heights
3. Fear of Flying (on a plane)
4. Fear of Public Speaking
5. Fear of Darkness and Dark Places
6. Fear of Not being able to Escape
7. Fear of Spiders
8. Fear of Terror Attacks
9. Fear of Rejection
10. Fear of Getting Cancer
11. Fear of Small Confined Spaces
12. Fear of Failure
13. Fear of Vomiting
14. Fear of Intimacy
15. Fear of Poverty
16. Fear of Getting Hurt
17. Fear of Losing Good Health
18. Fear of Choking & Suffocation
19. Fear of Testing HIV Positive
20. Fear of Bridges
21. Fear of Ghosts
22. Fear of Clowns
23. Fear of Storms
24. Fear of Death
25. Fear of Drowning
26. Fear of Being Buried Alive
27. Fear of Needles
28. Fear of Mice
29. Fear of Lizards
30. Fear of Getting a Shot
http://www.saviodsilva.net/top-10-fears-phobias-ten-common.htm