L1O1C3K5S1T1E1P3S1
17 points
LOCKSTEPS is validvalid
LOCKSTEP, a mode of marching in close file [n]
LOCKSTEP, a method of marching in tight formation [n]
LOCKSTEP, a mode of marching in close file [n]
LOCKSTEP, a method of marching in tight formation [n]