ROSINING is a playable word

rosin Scrabble® Dictionary

verb
rosined, rosining, rosins
to treat with rosin (a brittle resin)
92 Playable Words can be made from "ROSINING"
   2-Letter Words (11 found)
   3-Letter Words (20 found)
   7-Letter Words (8 found)
   8-Letter Words (3 found)