Portuguese Language Grammar

1. Pronouns
   1. Personal Pronouns
      1. Subject Pronouns
         1. First person singular: eu
         2. Second person singular: tu
         3. Third person singular: ele/ela
         4. First person plural: nós
         5. Second person plural: vós
         6. Third person plural: eles/elas
      2. Direct Object Pronouns
         1. First person singular: me
         2. Second person singular: te
         3. Third person singular: o/a
         4. First person plural: nos
         5. Second person plural: vos
         6. Third person plural: os/as
      3. Indirect Object Pronouns
         1. First person singular: me
         2. Second person singular: te
         3. Third person singular: lhe
         4. First person plural: nos
         5. Second person plural: vos
         6. Third person plural: lhes
      4. Prepositional Pronouns
         1. First person singular: mim
         2. Second person singular: ti
         3. Third person singular: si
         4. First person plural: conosco
         5. Second person plural: convosco
   2. Pronoun Placement
      1. Proclisis
         1. Pronoun Before the Verb
         2. Trigger Words and Expressions
      2. Enclisis
         1. Pronoun After the Verb
         2. Usage in Affirmative Sentences
      3. Mesoclisis
         1. Pronoun in the Middle of the Verb
         2. Usage with Future Tenses
         3. Usage with Conditional Tenses
      4. Regional and Register Differences
   3. Reflexive Pronouns
      1. Forms and Usage
      2. Reflexive Verbs
      3. Reciprocal Actions
   4. Possessive Pronouns and Adjectives
      1. Possessive Adjectives
         1. First person singular: meu/minha/meus/minhas
         2. Second person singular: teu/tua/teus/tuas
         3. Third person singular: seu/sua/seus/suas
         4. First person plural: nosso/nossa/nossos/nossas
         5. Second person plural: vosso/vossa/vossos/vossas
      2. Possessive Pronouns
         1. Forms and Usage
         2. Ambiguity and Clarification
   5. Demonstrative Pronouns and Adjectives
      1. Proximity to Speaker
         1. este/esta/estes/estas
         2. isto
      2. Proximity to Listener
         1. esse/essa/esses/essas
         2. isso
      3. Distance from Both
         1. aquele/aquela/aqueles/aquelas
         2. aquilo
      4. Usage in Sentences
   6. Relative Pronouns
      1. que
      2. quem
      3. cujo/cuja/cujos/cujas
      4. onde
      5. Usage in Relative Clauses
   7. Interrogative Pronouns
      1. que
      2. quem
      3. qual/quais
      4. quanto/quanta/quantos/quantas
      5. Usage in Questions
   8. Indefinite Pronouns
      1. alguém
      2. ninguém
      3. tudo
      4. nada
      5. cada
      6. algum/alguma
      7. nenhum/nenhuma
      8. outro/outra