PHILTER is a playable word

philter Scrabble® Dictionary

verb
philtered, philtering, philters
to put under the spell of a love potion
89 Playable Words can be made from "PHILTER"
   2-Letter Words (13 found)
   3-Letter Words (29 found)
   5-Letter Words (12 found)
   6-Letter Words (3 found)
   7-Letter Words (2 found)