Italian Prepositions Guide: Di, A, Da, In, Con, Su, Per and More

Italian prepositions are small words with a big job: they glue sentences together and tell listeners where, when, why, and with whom things happen. The eight simple Italian prepositions — di, a, da, in, con, su, per, and tra/fra — look easy at first, but they combine with articles into articulated forms and trip up learners who translate from English word by word. This guide walks through each preposition's job, the articulated forms you hear daily, the classic confusion points like a vs in and tra vs fra, and practice drills so you can finally stop guessing.

The Eight Simple Prepositions and What They Do

Each Italian preposition has a core job plus a set of fixed uses you simply memorize. The chart below covers the essential functions with real examples:

| Preposition | Core function | Examples |

| --- | --- | --- |

| di | possession, origin, material | Il libro di Marco (Marco's book), sono di Roma (I am from Rome) |

| a | destination, at a place, time | Vado a Roma (I go to Rome), sono a casa (I am at home) |

| da | from, since, by | Vengo da Roma (I come from Rome), da lunedì (since Monday) |

| in | inside, in a country, season | In Italia (in Italy), in estate (in summer), in macchina (in the car) |

| con | with, by means of | Con Marco (with Marco), scrivo con una penna (I write with a pen) |

| su | on, about | Sul tavolo (on the table), un libro su Roma (a book about Rome) |

| per | for, through, in order to | Questo è per te (this is for you), per strada (along the street) |

| tra / fra | between, among, in (time) | Tra un'ora (in an hour), fra amici (among friends) |

Notice that su + il becomes sul and in + il becomes nel — the articulated forms you will meet below. You also need the pairs that lock onto specific verbs: pensare a (to think about), parlare di (to talk about), cominciare a (to start to), finire di (to finish something), dipendere da (to depend on), and uscire con (to go out with). Translating your English preposition directly will fail exactly here, so learn these pairs as single units.

Articulated Prepositions: The Merged Forms You Hear Daily

When a simple preposition meets a definite article (il, lo, la, i, gli, le), Italian usually merges them into one word. This is not optional decoration: native speakers treat del, al, dalla, nel, and sul as single units that carry both the preposition and the article.

| Simple | Before il, lo, la | Before i, gli, le |

| --- | --- | --- |

| di | del, dello, della | dei, degli, delle |

| a | al, allo, alla | ai, agli, alle |

| da | dal, dallo, dalla | dai, dagli, dalle |

| in | nel, nello, nella | nei, negli, nelle |

| su | sul, sullo, sulla | sui, sugli, sulle |

| con | con il (col, archaic) | con i (coi, archaic) |

The form follows the article's gender and number, so you need the article system (il vs lo vs la, i vs gli vs le) before the articulated forms make sense. In speech they simplify your life: vado al mercato (I go to the market), il libro è nella borsa (the book is in the bag), and vivo negli Stati Uniti (I live in the United States) all glide off the tongue as one word.

A vs In and Tra vs Fra: The Confusion Points

A vs in. Use a for cities and specific places: a Roma, a casa, al cinema. Use in for countries, regions, continents, and vehicles you sit inside: in Italia, in Toscana, in macchina. A useful test: if English uses 'to' or 'at' for a named place, Italian usually wants a; if English uses 'in' for a wider area, Italian wants in.

Tra vs fra. These two are interchangeable synonyms meaning between, among, or in (time). The only practical rule is sound: favor fra before words that start with tr- (fra tre giorni is much easier to say than tra tre giorni) and tra before words starting with fr-. Both are correct in every other position.

• Vado a Londra ma vivo in Inghilterra. (I go to London but I live in England.)

• Fra cinque minuti arrivo. (I will arrive in five minutes.)

• Il libro è sul tavolo, non nella borsa. (The book is on the table, not in the bag.)

Practice: Build Sentences with Italian Prepositions

Complete each sentence with the right preposition or articulated form:

1. Vado ___ Roma a giugno.

2. Il libro è ___ tavolo.

3. Vengo ___ Francia.

4. Parlo ___ italiano.

5. Questo regalo è ___ te.

6. Ci vediamo ___ un'ora.

7. Scrivo ___ una penna.

8. Dipende ___ te.

Answers: 1. a — 2. sul — 3. dalla — 4. in — 5. per — 6. tra/fra — 7. con — 8. da. If you missed more than two, review the tables and test yourself again, translating the examples into English and then back into Italian.

The Verdict

Mastering Italian prepositions is less about memorizing abstract rules and more about learning chunks: verb-plus-preposition pairs and preposition-plus-article units that you recognize instantly. Focus first on di, a, da, and in with their articulated forms — they cover most everyday speech — then add con, su, per, and tra/fra through example sentences rather than grammar tables alone.

Metheus lets you meet these prepositions in real Italian content: hover over any word in subtitles or articles for an instant contextual translation, save the whole example sentence with one click, and review it later with SRS flashcards

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