What is the correct spelling for TETRARO-?

If you've come across the misspelling "Tetraro-", fear not, for there are a few correct suggestions to consider. It could be a typo for "Tetris", the classic puzzle game. Alternatively, it might refer to "Tetra", a prefix meaning four, often used in scientific terms. Remember to double-check the context to find the most appropriate correction.

Correct spellings for TETRARO-