| ´ {diacrit} | :: letter: á, É, é, Í |
| ´ {diacrit} | :: In the letter "a", forms "á" with the stressed sound /a/, as in lá and sabiá |
| ´ {diacrit} | :: In the letter "e", forms "é" with the stressed sound /ɛ/, as in pé and maré |
| ´ {diacrit} | :: In the letter "i", forms "i" with the stressed sound /i/, as in índio and íntimo |
| ´ {diacrit} | :: In the letter "o", forms "ó" with the stressed sound /ɔ/, as in avó and faraó |
| ´ {diacrit} | :: In the letter "u", forms "ú" with the stressed sound /u/, as in último and único |
| ´ {diacrit} | :: Some words end in "ém" (stressed /ẽj̃/) or "éns" (stressed /ẽj̃s/), as in alguém, também and parabéns |
| ` {diacrit} | :: letter: à |
| ` {diacrit} | :: Used in a number of contractions: a + a = à; a + aquele = àquele (variations include: àquela, àqueles, àquelas, àquilo) |
| ` {diacrit} | :: Additionally, the same diacritical mark has had other uses in the past |
| ` {diacrit} | :: Replaces the acute accent in derivatives where the primary stress becomes the secondary stress: café → cafèzinho (now cafezinho) |
| ` {diacrit} | :: alternative form of ´: serà (now será) |
| ^ {diacrit} | :: letter: â, Ê, ê, Ô |
| ^ {diacrit} | :: In the letter "a", forms "â" with the stressed sound /ɐ/, as in ânion and momentâneo |
| ^ {diacrit} | :: In the letter "e", forms "ê" with the stressed sound /e/, as in nêutron and português |
| ^ {diacrit} | :: In the letter "o", forms "ô" with the stressed sound /o/, as in avô and pôr |
| ¨ {diacrit} | :: letter: ü |
| ¨ {diacrit} | :: Formerly used, in the letter "u", formed "ü", in the syllables "qüe", "qüi", "güe" and "güi". In these syllables, the letter "u" without a trema would be silent; with the trema it would have the sound of the semivowel /w/ |
| ~ {diacrit} | :: letter: ã, Õ, õ |
| ~ {diacrit} | :: In the letter "a", forms "ã" with the sound /ɐ̃/ followed by a semivowel or word-finally, as in avelã and canção, or in words derived from those, as in maçãzeira |
| ~ {diacrit} | :: In the letter "o", forms "õ" with the sound /õ/ followed by a semivowel, as in canções and põem |
| ~ {diacrit} | :: Additionally, the same diacritical mark has had other uses in the past |
| ~ {diacrit} | :: In the letter "u", forms "ũ" with the sound /ũ/ followed by a vowel, as in hũa |
| ~ {diacrit} | :: Abbreviation of "m" or "n" in the syllable coda, as in cõtãto (for contanto) and cõ (for com) |
| ~ {diacrit} | :: In the letter "q", forms "q̃" as an abbreviation of que and derivatives, as in q̃ for que, porq̃ for porque and paraq̃ for para que |
| ¸ {diacrit} | :: letter: ç |
| ¸ {diacrit} | :: In the letter "c", forms "ç" with the sound /s/, in the syllables "ça", "ço" and "çu", as in palhaço (clown) and caçador (hunter) |
| @ {symbol} | :: The symbol for the arroba unit of weight |
| @ {symbol} | :: A replacement for o and a, to include both masculine and feminine forms |
| & {conj} | :: e |
| +/- {adv} | :: abbreviation of mais ou menos |
| 100 {prep} | :: nonstandard spelling of sem |
| 100ª {adj} | :: abbreviation of centésima |
| 100 por cento {adv} | :: To a complete extent; one hundred percent; completely; utterly; fully |
| 12º {adj} | :: abbreviation of décimo-segundo 12th |
| 171 {m} | :: embezzlement |
| 1ª pessoa {f} | :: abbreviation of primeira pessoa |
| 1.º {adj} | :: abbreviation of primeiro |
| 24 {m} | :: gayness, homosexuality |
| 2ª {adj} | :: abbreviation of segunda |
| 2.º {adj} | :: abbreviation of segundo |
| 2º {adj} | :: abbreviation of segundo: 2nd |
| 3.º {adj} | :: abbreviation of terceiro |
| 3º {adj} | :: 3rd; abbreviation of terceiro |
| 40º {adj} | :: abbreviation of quadragésimo |
| 4º {adj} | :: 4th; abbreviation of quarto |
| 500º {ordinal num} | :: abbreviation of quingentésimo 500th |
| 5º {adj} | :: 5th abbreviation of quinto |
| 6º {ordinal num} | :: 6th |
| 7 de Setembro {prop} {m} | :: alternative form of Sete de Setembro |
| 7º {ordinal num} | :: 7th |
| 8º {ordinal num} | :: 8th |
| 9dade {f} | :: abbreviation of novidade |
| 9º {adj} | :: abbreviation of nono 9th |
| +QD+ {adj} | :: bestest, very best; superlative degree form of D+ |