FIBRES is a playable word

fibre Scrabble® Dictionary

noun
pl. fibres
fiber
(adjective) fibred
66 Playable Words can be made from "FIBRES"
   2-Letter Words (10 found)
   3-Letter Words (22 found)
   4-Letter Words (19 found)
   5-Letter Words (12 found)
   6-Letter Words (3 found)