Yes, archean is a Scrabble word!
...and is worth 12 points in Scrabble, and 13 points in Words with Friends
archean
Adjective
1. Of or relating to the earliest known rocks formed during the Precambrian Eon
Noun
1. The time from 3,800 million years to 2,500 million years ago; earth's crust formed; unicellular organisms are earliest forms of life
What Scrabble words can I make with the letters in archean?
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