K-
Kainolophobia or Kainophobia- Fear of anything new, novelty.
Kakorrhaphiophobia- Fear of failure or defeat.
Katagelophobia- Fear of ridicule.
Kathisophobia- Fear of sitting down.
Katsaridaphobia- Fear of cockroaches.
Kenophobia- Fear of voids or empty spaces.
Keraunophobia or Ceraunophobia- Fear of thunder and lightning.(Astraphobia, Astrapophobia)
Kinetophobia or Kinesophobia- Fear of movement or motion.
Kleptophobia- Fear of stealing.
Koinoniphobia- Fear of rooms.
Kolpophobia- Fear of genitals, particularly female.
Kopophobia- Fear of fatigue.
Koniophobia- Fear of dust. (Amathophobia)
Kosmikophobia- Fear of cosmic phenomenon.
Kymophobia- Fear of waves. (Cymophobia)
Kynophobia- Fear of rabies.
Kyphophobia- Fear of stooping.
L-
Lachanophobia- Fear of vegetables.
Laliophobia or Lalophobia- Fear of speaking.
Leprophobia or Lepraphobia- Fear of leprosy.
Leukophobia- Fear of the color white.
Levophobia- Fear of things to the left side of the body.
Ligyrophobia- Fear of loud noises.
Lilapsophobia- Fear of tornadoes and hurricanes.
Limnophobia- Fear of lakes.
Linonophobia- Fear of string.
Liticaphobia- Fear of lawsuits.
Lockiophobia- Fear of childbirth.
Logizomechanophobia- Fear of computers.
Logophobia- Fear of words.
Luiphobia- Fear of lues, syphillis.
Lutraphobia- Fear of otters.
Lygophobia- Fear of darkness.
Lyssophobia- Fear of rabies or of becoming mad
M-
Macrophobia- Fear of long waits.
Mageirocophobia- Fear of cooking.
Maieusiophobia- Fear of childbirth.
Malaxophobia- Fear of love play. (Sarmassophobia)
Maniaphobia- Fear of insanity.
Mastigophobia- Fear of punishment.
Mechanophobia- Fear of machines.
Medomalacuphobia- Fear of losing an erection.
Medorthophobia- Fear of an erect penis.
Megalophobia- Fear of large things.
Melissophobia- Fear of bees.
Melanophobia- Fear of the color black.
Melophobia- Fear or hatred of music.
Meningitophobia- Fear of brain disease.
Menophobia- Fear of menstruation.
Merinthophobia- Fear of being bound or tied up.
Metallophobia- Fear of metal.
Metathesiophobia- Fear of changes.
Meteorophobia- Fear of meteors.
Methyphobia- Fear of alcohol.
Metrophobia- Fear or hatred of poetry.
Microbiophobia- Fear of microbes. (Bacillophobia)
Microphobia- Fear of small things.
Misophobia or Mysophobia- Fear of being contaminated with dirt or germs.
Mnemophobia- Fear of memories.
Molysmophobia or Molysomophobia- Fear of dirt or contamination.
Monophobia- Fear of solitude or being alone.
Monopathophobia- Fear of definite disease.
Motorphobia- Fear of automobiles.
Mottephobia- Fear of moths.
Musophobia or Muriphobia- Fear of mice.
Mycophobia- Fear or aversion to mushrooms.
Mycrophobia- Fear of small things.
Myctophobia- Fear of darkness.
Myrmecophobia- Fear of ants.
Mythophobia- Fear of myths or stories or false statements.
Myxophobia- Fear of slime. (Blennophobia)
N-
Nebulaphobia- Fear of fog. (Homichlophobia)
Necrophobia- Fear of death or dead things.
Nelophobia- Fear of glass.
Neopharmaphobia- Fear of new drugs.
Neophobia- Fear of anything new.
Nephophobia- Fear of clouds.
Noctiphobia- Fear of the night.
Nomatophobia- Fear of names.
Nosocomephobia- Fear of hospitals.
Nosophobia or Nosemaphobia- Fear of becoming ill.
Nostophobia- Fear of returning home.
Novercaphobia- Fear of your step-mother.
Nucleomituphobia- Fear of nuclear weapons.
Nudophobia- Fear of nudity.
Numerophobia- Fear of numbers.
Nyctohylophobia- Fear of dark wooded areas or of forests at night
Nyctophobia- Fear of the dark or of night.
O-
Obesophobia- Fear of gaining weight.(Pocrescophobia)
Ochlophobia- Fear of crowds or mobs.
Ochophobia- Fear of vehicles.
Octophobia - Fear of the figure 8.
Odontophobia- Fear of teeth or dental surgery.
Odynophobia or Odynephobia- Fear of pain. (Algophobia)
Oenophobia- Fear of wines.
Oikophobia- Fear of home surroundings, house.(Domatophobia, Eicophobia)
Olfactophobia- Fear of smells.
Ombrophobia- Fear of rain or of being rained on.
Ommetaphobia or Ommatophobia- Fear of eyes.
Omphalophobia- Fear of belly buttons.
Oneirophobia- Fear of dreams.
Oneirogmophobia- Fear of wet dreams.
Onomatophobia- Fear of hearing a certain word or of names.
Ophidiophobia- Fear of snakes. (Snakephobia)
Ophthalmophobia- Fear of being stared at.
Opiophobia- Fear medical doctors experience of prescribing needed pain medications for patients.
Optophobia- Fear of opening one's eyes.
Ornithophobia- Fear of birds.
Orthophobia- Fear of property.
Osmophobia or Osphresiophobia- Fear of smells or odors.
Ostraconophobia- Fear of shellfish.
Ouranophobia or Uranophobia- Fear of heaven.