Time period that can last millions of years

While searching our database we found 1 possible solution for the:   Time period that can last millions of years crossword clue. This clue was last seen on November 21 2025 in the popular Crosswords With Friends puzzle. The solution we have for Time period that can last millions of years has a total of 3 letters.

Answer

1E
2O
3N


If you have already solved this crossword clue and are looking for the main post then head over to Crosswords With Friends November 21 2025 Answers