Answer:

We have spotted FIRSTBASE (9 Letters) a total of 5 times in our database. Below you may see the clues associated with FIRSTBASE and also when and where was it last seen:

Referring crossword puzzle clues

Usage among publishers:

  • New York Times: Mar 21, 2025
  • Wall Street Journal: Aug 7, 2023
  • Thomas Joseph: Jun 22, 2023