How can I say “for dummies” in Latin?

To say "for dummies", you need the plural dative of this word: tironibus. Let me also comment on your suggestion ad nulli. With the preposition ad you would need the accusative, so it would have to be ad nullos.

1. Is there a word for yes in Latin?
2. What is the word for on in Latin?
3. What is the word for Latin in Latin?
4. Why doesn't Latin have the word the?

Is there a word for yes in Latin?

Here comes level three. Learn the Latin words for “yes” and “no.” They're ita (yes), minime (no), and immo (“No, no no!” or “Actually, …”). You use the last word to contradict someone.

What is the word for on in Latin?

induendum, induo, indo, induco, infero. More Latin Translations.

What is the word for Latin in Latin?

Latin (lingua Latīna, [ˈlɪŋɡʷa laˈtiːna] or Latīnum, [laˈtiːnʊ̃]) is a classical language belonging to the Italic branch of the Indo-European languages.

Why doesn't Latin have the word the?

There's no word for the in classical Latin, you didn't need to say it. The fact is that a language does not need a the. We're so used to a book, the book and when we learn another language one of the first things we're thinking is where's the and a. Actually, a great many languages in the world don't have the and a.