PLATEAUING is a playable word

plateau Scrabble® Dictionary

noun
pl. plateaus or plateaux
a level stretch of elevated land
verb
plateaued, plateauing, plateaus
to reach a period or condition of stability
487 Playable Words can be made from "PLATEAUING"
   2-Letter Words (27 found)
   3-Letter Words (97 found)
   8-Letter Words (6 found)
   10-Letter Words (2 found)