等 | More rough, rude. Half the time hiragana. Only used with these three things: |
等 | Those clowns |
彼等 | Him and his homeys |
奴等 | Those assholes over there |
達 | Used with most “people” pronouns, but not with animals. Usually used only in these 3 situations: |
仲間達 | The group of friends. |
人達 | People. |
子供達 | The children. |