Monokerophobia Fear of unicorns.
Monopathophobia Fear of definite disease.
Monophobia Fear of solitude or being alone.
Monoxeidioanthrakaphobia Fear of carbon monoxide.
Monoxeidioanthrakaskisiphobia Fear of carbon monoxide drills.
Mooglophobia Fear of Final Fantasy . (branch of Ludectrophobia / Ludophobia)
Morophobia Fear of stupidity.
Mortdecophobia Fear of Mort . (branch of Kyrofelonoshophobia)
Moscholemonophobia Fear of limes . (branch of Cibophobia)
Motorcyclophobia Fear of motorcycles . (branch of Ochophobia)
Motorphobia Fear of automobiles. (branch of Ochophobia)
Mottephobia Fear of moths.
Mourophobia Fear of berries . (branch of Cibophobia)
Mousophobia Fear of museums.
Moustardaphobia Fear of mustard . (branch of Cibophobia)
Mrnphobia Fear of charcoal grills.
Mroehonphobia Fear of old cars.
Muffilophobia Fear of muffins . (branch of Cibophobia)
Muffyphobia Fear of Muffy Crosswire . (branch of Kyrofelonoshophobia)
Mugouphobia Fear of the word 'bi.
Multiplicationphobia Fear of doing multiplication.
Multiversophobia Fear of the multiverse.
Munjingphobia Fear of emergency exit door alarms.
Muphobia Fear of M . (branch of Grammaphobia / Panophobia)
Muriphobia Fear of mice.
Musophobia Fear of mice.
Muxiphobia Fear of Jupiter .
Mwufaphobia Fear of old houses.
Mycophobia Fear or aversion to mushrooms.
Mycrologophobia Fear of short words . (branch of Logophobia)
Mycrophobia Fear of small things.
Myctophobia Fear of darkness.
Mykitaphobia Fear of fungus.
Mylittleponyphobia Fear of My Little Pony.
Myoclunusdiagphragmaphobia Fear of hiccups.
Myrmecophobia Fear of ants.
Myrtilophobia Fear of blueberries . (branch of Cibophobia)
Mysophobia Fear of being contaminated with dirt or germs.
Mythophobia Fear of myths or stories or false statements.
Mytiphobia Fear of noses.