Possible Clues:

• Tiptoes
• Feeling of apprehension
• 'Tomorrow, and tomorrow, and tomorrow, . . . . . . in this petty pace from day to day' (Shakespeare)
• Nasty sorts
• Losers
• 'Tomorrow, and tomorrow, and tomorrow / . . . . . . in this petty place from day to day' (Macbeth)
• Lowlifes, to The Beave
• Native American, a rider, treads softly
• Massive Attack "Inertia ___"
• Barman holds view raised by sneaky types