👉 The term "concatenary" is a type of language where words are formed by joining together into longer and longer sequences. This can be seen in many languages, including English, French, German, Italian, Spanish, Portuguese, Japanese, and more. For example: - The word "cat" concatenated with itself twice gives the word "tac." - The word "cat" concatenated with a single letter ("a") gives "aa." In this case, the sequence is 1+2