EPHEMERA is a playable word

ephemera Scrabble® Dictionary

noun
pl. ephemeras or ephemerae
something of very short life or duration
91 Playable Words can be made from "EPHEMERA"
   2-Letter Words (15 found)
   3-Letter Words (31 found)
   5-Letter Words (10 found)
   6-Letter Words (5 found)
   8-Letter Words (1 found)