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A1 · Grammar

Singular and plural

Singolare e plurale

Grammar explained

One or more?

Singolare means singular and plurale means plural. Italian usually changes a noun’s ending rather than adding English -s. The article changes too; we will study its forms separately.
Grammar explained

Three main patterns

-o → -i: libro → libri.
Feminine -a → -e: casa → case.
-e → -i in both genders: fiore → fiori, notte → notti.
Masculine nouns ending in -a often take -i: problema → problemi.
Example

un libro, due libri

Show translation

one book, two books

Example

una casa, due case

Show translation

one house, two houses

Example

una notte, due notti

Show translation

one night, two nights

Grammar explained

Words that do not change

Words with stress on the final vowel usually remain unchanged: città, caffè. Many borrowed words ending in a consonant are also unchanged: bar. The article or context indicates the number.
Example

una città, due città

Show translation

one city, two cities

Grammar explained

Spelling and exceptions

Feminine nouns ending in -ca and -ga add h in the plural: amica → amiche, collega → colleghe. There is no single exception-free pattern for -co/-go. Also learn uomo → uomini; mano → mani; uovo → uova (feminine in the plural).
Example

un'amica, due amiche

Show translation

one female friend, two female friends

Example

un problema, due problemi

Show translation

one problem, two problems

Practice
The plural of casa is:

Practice
Two cities: due ___.

Practice
The plural of problema is:

Practice
Two female friends: due ___.

Lesson highlights

Remember

Main patterns: -o → -i, feminine -a → -e, -e → -i. Check exceptions. Città, caffè and bar do not change.