LUNATION is a playable word

lunation Scrabble® Dictionary

noun
pl. lunations
the interval between two successive new moons
118 Playable Words can be made from "LUNATION"
   2-Letter Words (19 found)
   3-Letter Words (32 found)
   5-Letter Words (12 found)
   6-Letter Words (7 found)
   7-Letter Words (2 found)
   8-Letter Words (1 found)