EXTROPY is a playable word

extropy Scrabble® Dictionary

noun
pl. extropies
the prediction that human intelligence will enable life to expand throughout the universe
86 Playable Words can be made from "EXTROPY"
   2-Letter Words (15 found)
   3-Letter Words (27 found)
   5-Letter Words (10 found)
   6-Letter Words (3 found)
   7-Letter Words (1 found)