MONORAIL is a playable word

monorail Scrabble® Dictionary

noun
pl. monorails
a single rail serving as a track for a wheeled vehicle
145 Playable Words can be made from "MONORAIL"
   2-Letter Words (18 found)
   6-Letter Words (7 found)
   7-Letter Words (1 found)
   8-Letter Words (1 found)