PARFOCAL is a playable word

parfocal Scrabble® Dictionary

adjective
having lenses with the corresponding focal points in the same plane
97 Playable Words can be made from "PARFOCAL"
   2-Letter Words (11 found)
   5-Letter Words (11 found)
   6-Letter Words (1 found)
   7-Letter Words (2 found)
   8-Letter Words (1 found)