Clue: Billion-year period
We have 1 answer for the clue Billion-year period. See the results below.
Possible Answers:
Related Clues:
- Long time
- Phanerozoic, for instance
- Waiting period, seemingly
- Long, long time
- One billion years, in geology
- Quite a while
- Age
- Forever, or close to it
- Lots of time
- Interminable time
Last Seen In:
- USA Today - June 24, 2024
- USA Today - February 02, 2022
- USA Today - November 09, 2021
- USA Today - June 25, 2021
- Netword - May 07, 2021
- USA Today - January 21, 2020
- Universal - September 06, 2019
- LA Times - February 01, 2012
- Netword - June 09, 2007
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