RAILROAD is a playable word

railroad Scrabble® Dictionary

verb
railroaded, railroading, railroads
to transport by railroad (a type of road on which locomotives are run)
79 Playable Words can be made from "RAILROAD"
   2-Letter Words (14 found)
   3-Letter Words (23 found)
   5-Letter Words (9 found)
   6-Letter Words (2 found)
   8-Letter Words (1 found)