Plural of Mummy

The Quick Answer

The plural of mummy is mummies.

The Plural of Mummy

The plural of mummy is mummies.

Over one million animal mummies have been found in Egypt, many of which are cats.
CT scanning allows researchers to digitally "unwrap" mummies without risking damage to the body.

The noun mummy adheres to the standard rules for forming the plurals of nouns in English (shown in the table below).

Type	Example of Type	Forming the Plural	Plural
Most Nouns	lamp scythe	add s	lamps scythes
Noun Ending s, sh, ch, x or z	bus dress	add es	buses dresses
Nouns ending [consonant] o	hero zero tomato	add either s or es (There are no rules for this - you have to know.)	heroes zeros tomatoes
Nouns ending [vowel] o	patio ratio	add s	patios ratios
Nouns ending [consonant] y	mummy penny	change the y to an i and add es	mummies pennies
Nouns ending [vowel] y	journey donkey	add s	journeys donkeys
Nouns ending f or fe	dwarf hoof	ves and/or s (There are no rules - you have to know.)	dwarfs hooves or hoofs
Exceptions	man louse	some nouns undergo a vowel or letters change	men lice
More exceptions	salmon sheep	some nouns do not change at all	salmon sheep

Why Is There Confusion over the Plural of Mummy?

Mummies is the only way to make the noun mummy plural.

Confusion arises because some people mistakenly believe that most nouns should form a plural ending in s. When a noun ends with [consonant] + y, you need to change the y to an i and add es to form the plural.

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