IBIDEM is a playable word

ibidem Scrabble® Dictionary

adverb
in the same place
28 Playable Words can be made from "IBIDEM"
   2-Letter Words (8 found)
   3-Letter Words (9 found)
   4-Letter Words (6 found)
   5-Letter Words (4 found)
   6-Letter Words (1 found)