Possible Clues:

• Oppressed, with ''upon''
• Trampled on pavers
• 'You may ___ me in the very dirt/But still, like dust, I'll rise' (Angelou)
• Tramped along
• Walked staunchly
• Took heavy steps, perhaps
• Crushed underfoot, with 'on'
• Walked purposefully
• ''You may __ me in the very dirt'': Angelou
• Trampled (with "on")