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RMIT University Library - Learning Lab



To make most words plurals you simply add an's' to the end of the word.

Singular Plural
dog dogs
cat cats
car cars

Words ending in 'ch', 'sh', 'x', and 'ss'

When words end in 'ch','sh', 'x', and 'ss', add 'es'.

Singular Plural
box boxes
boss bosses
punch punches
push pushes

Words ending in 'f' or 'fe'

When words end in 'f' or 'fe', remove the 'f' and add 'ves'.

Singular Plural
hoof hooves
thief thieves
life lives
knife knives