Also, in 2020 with Zeta, Eta and Theta, they sounded so similar it caused problems.The Greek alphabet had only been used twice in 2005 and nine times last year in a record-shattering hurricane season.

The Greek letters Eta and Iota from the 2020 season will be retired as well, which is significant since before this year, the WMO made it very clear that it would not ever retire Greek names.

Greek letters had been used to name storms only once ... officials said. “Zeta, Eta, Theta — if you think about even me saying those — to have those storms at the same time was tough ...