List 1 - Singular and Plural Nouns

By changing –y into –ies if a noun ends in a consonant before the -y.

 

 

 

Singular  Plural    Singular  Plural 
army armies   enemy enemies
baby babies   fairy fairies
beauty beauties   family families
berry berries   lady ladies
cherry cherries   library libraries
city cities   nappy nappies
country countries   sky skies
cry cries   spy spies
curry curries   story stories
diary diaries   strawberry strawberries
discovery discoveries   territory territories
duty duties   theory theories

 

By adding –s or –es to nouns ending in -o

 

 

Singular  Plural 
banjo banjos/banjoes
archipelago archipelagos/es
cargo cargos/cargoes
desperado desperados/desperadoes
halo halos/haloes
lasso lassos/lassoes
mango mango/mangoes
memento mementos/mementoes
motto mottos/mottoes
tornado tornados/tornadoes
volcano volcanos/volcanoes
zero zeros/zeroes

 

 

  1. By adding –es to nouns ending in -o.
  2. By adding –s to nouns ending in -o.
  3. By adding -es to nouns ending in –ch, -s, -sh, -ss, -x, and -z.
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