JITTERING is a playable word

jitter Scrabble® Dictionary

verb
jittered, jittering, jitters
to fidget
95 Playable Words can be made from "JITTERING"
   2-Letter Words (10 found)
   3-Letter Words (26 found)
   6-Letter Words (10 found)
   7-Letter Words (7 found)
   9-Letter Words (1 found)