Countable Nouns Starting with M and Containing IO

Explore 303 verified English countable nouns starting with M and containing IO, including Million, Mention, Mission, Motion, Motivation, Medication and Modification. Browse these count nouns with singular and plural forms below, or review singular and plural count rules in our noun grammar guide.

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manipulation
mansion
manifestation
malfunction
masturbation
magnification
marginalization
maximization
maturation
malformation
marionette
machination
magnetization
materialization
mafioso
matriculation
maladministration
malediction
marchioness
malefaction
macrobiotic
manumission
marination
maceration
mention
medication
meditation
mediation
mediocrity
memorization
menstruation
medallion
methylation
meiosis
mechanization
memorialization
medicalization
mesothelioma
metafiction
meningioma
megacorporation
meridional
metallization
mediocracy
melioration
mediatization
meliorative
metrification
million
mission
migration
missionary
mitigation
millionaire
misconception
miscommunication
minion
misinterpretation
misrepresentation
misbehavior
microbiome
misdirection
militarization
misperception
microbiology
minimization
miscalculation
millionth
misappropriation
misclassification
microaggression
microbiota
motion
motivation
modification
moderation
modernization
mobilization
monetization
modulation
molestation
mortification
monopolization
modularization
monition
motorization
mongrelization
modiolus
moralization
mollification
morion
moviola
monumentalization
monophthongization
modillion
monochlorination
multinational
mutation
multiplication
mutilation
multimillionaire
munition
mummification
mullion
murmuration
mustachio
mutualization
municipalization
musicalization
munitionette
multination
munitioneer
munitioner
mutationist
mussitation
mutteration
multipion
mundification
mucronation
mystification
mythification
mythologization
mythicization
mycobiont
myocardiopathy
myriorama
myocardiograph
myrioscope
mylonitization
myelolymphangioma

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