The only two contractions in Spanish are:
Portuguese has these two (in a somewhat different shape, to be sure) plus quite a few more. All of them involve combinations of the prepositions em, de, a and por with definite articles, demonstratives, personal pronouns, and the words aqui and outro. We have tabulated most of them below. An empty box indicates a combination which does not contract.
| o | os | a | as | |
|---|---|---|---|---|
| em | no | nos | na | nas |
| de | do* | dos | da | das |
| a | ao* | aos | à | às |
| por | pelo | pelos | pela | pelas |
*Cf. Spanish:
de + el = del
a + el = al
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