Plural of Sunday

Our Story
The Quick Answer
The plural of sunday is sundays.

The Plural of Sunday

The plural of sunday is sundays.
  • Last of the Summer Wine was shown on Sundays for many years until it ended in 2009.
  • I'm pretty much a thrift shop girl. Flea markets on Sundays. (Zoe Kravitz)
The noun sunday adheres to the standard rules for forming the plurals of nouns in English (shown in the table below).

Are You Good at Plurals?

Here's a quick test.
Getting ready...

The Standard Rules for Forming the Plurals

The table below shows the standard rules for forming the plurals of nouns in English.
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 story
penny		 change the y to an i and add es stories
pennies
Nouns ending [vowel] y sunday
chimney 		add s sundays
chimneys
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 Sunday?

Sundays is the only way to make the noun sunday plural.

Confusion arises because some people mistakenly believe that all nouns ending in "y" should form a plural ending in "ies". When a noun ends with [vowel] + y, you only need to add an "s" to form the plural.

Another Interactive Exercise
Here are three randomly selected questions from another exercise on plurals, which can be edited, printed to create an exercise worksheet, or sent via email to friends or students.

Help Us To Improve Grammar Monster

  • Do you disagree with something on this page?
  • Did you spot a typo?
Please tell us using this form.

See Also

Unusual pluralsPlural forming table Quirks with forming plurals Forming the plurals of abbreviations Forming the plurals of compound nouns