REGULAR PLURALS


SINGULAR PLURAL

PRON. OF
PLURAL

REMARKS

hat hats [s] final sound voiceless consonant, except [s] or 
[
S].

sea
hand
seas
hands
[z] final sound vowel or voiced consonant, except [z] or [Z]

bus buses [iz] final sound [s] or [S]
nose noses
flash flashes
match matches
bridge bridges

 

In compounds like sister-in-law, passer-by, looker-on etc., the plural ending is added to the main word: sisters-in-law, lookers-on, passers-by

Exceptions: gown-ups, touch-downs, forget-me-nots

In words ending in "y" and preceeded by a consonant, the "y" is changed into "ie" before the plural ending. baby-babies, story-stories. If the "y" is preceeded by a vowel, no change takes place; boy-boys.

Words ending in "o" often get an extra "e" before the plural ending; potato-potatoes, echo-echoes.

In abbreviated forms like photo (from photograph), radio kilo (from kilogram) etc., normally only "s" is added; photos, kilos etc.

IRREGULAR PLURALS

1. f - ves

SING PLUR PRON PLUR

calf calves [ka:vz]
elf elves [elvz]
half halves ha:vz]

bath baths [ba:Dz]
mouth mouths [mauDz]
oath oaths [«UDz]

 

Most words ending in [f] or [T] form the plural in the regular way; roofs cliffs, months, deaths. For some words there are two varieties; hoof-hoofs/hooves, scarf-scarfs/scarves, wharf-wharfs/wharves.

2. plural suffix: -en

ox-oxen
child-children

 

3. One vowel in the singular and another vowel in the plural

man men
woman women
foot feet
goose geese
tooth teeth
louse lice
mouse mice
Note that the Swedish or German corresponding words also form their plurals in a similar way.

 

4. Loanwords

SINGULAR PHONETICS  PLURAL PHONETICS  sing/plur suffix
stimulus ['stimjUl«s] stimuli [-ai] us-i
analysis [«'nQl«sis]   analyses [-i:z] is-es
series ['si«ri:z] series [-i:z] es-es
medium ['mi:dj--«m] media [-dj«] um-a
nebula ['nebjul«] nebulae [-li:] a-ae
appendix [«'pendiks] appendices [-si:z] ix-ices
phenomenon [fi'n¨min¨n] phenomena [-min«] on-a

 

5. The plural form the same as the singular

deer
sheep

remarks


fish
cod
plaice
salmon
trout
mackerel
especially catching fish, cod etc.

grouse see fish

Portuguese
Chinese
Japanese
Swiss
nouns formed from adjectives

Examples:

Two deer crossed the road right in front of us.

They got plenty of fish in that catch.

They caught five trout.

But:

Fishes have gills, not lungs. I have bought three new fishes for my aquarium.

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