INSPAN is a playable word

inspan Scrabble® Dictionary

verb
inspanned, inspanning, inspans
to harness or yoke to a vehicle
54 Playable Words can be made from "INSPAN"
   2-Letter Words (9 found)
   3-Letter Words (20 found)
   4-Letter Words (18 found)
   5-Letter Words (5 found)
   6-Letter Words (2 found)