MAINLINE is a playable word

mainline Scrabble® Dictionary

verb
mainlined, mainlining, mainlines
to inject a narcotic into a major vein

104 Playable Words can be made from "MAINLINE"

   2-Letter Words (16 found)

   3-Letter Words (24 found)

   6-Letter Words (4 found)

   7-Letter Words (4 found)

   8-Letter Words (1 found)