Do a monotonous job, 4 letters
Don't tread lightly, 4 letters
Get through dull work, 4 letters
Groove without mace, 4 letters
Make gains the hard way, 4 letters
Move (through) with effort, 4 letters
Move with difficulty, 4 letters
Proceed laboriously, 4 letters
Proceed slowly but surely, 4 letters
Take laborious steps, 4 letters
Walk with difficulty, 4 letters
Walk with weariness, 4 letters
Marched through mud, 7 letters
Walked with difficulty, 7 letters
Laborious pedestrian, 7 letters
Someone who moves slowly, 7 letters
Someone who works slowly and monotonously for long hours, 7 letters
Someone who walks in a laborious heavy-footed manner, 7 letters
Slow, laborious readers, 8 letters
Walking laboriously, 8 letters
The act of walking with a slow heavy gait, 8 letters
Walk heavily and firmly, as when weary, or through mud, 8 letters
Hard monotonous routine work, 8 letters
Doesn't exactly sprint, 5 letters
Goes at a snail's pace, 5 letters
Goes none too quickly, 5 letters
How one walks when old: Sp., 5 letters
Labors along, as a workhorse, 5 letters
Moves at a slow pace, 5 letters
Moves really slowly, 5 letters
Moves without grace, 5 letters