1. At or to or toward the back or rear
   - back, backward, rearward, rearwards 
2. In a manner or order or direction the reverse of normal
   - backward

Encyclopedia: Backwards

• perspiratory
• perspire
• perspirer
• perspiring
• persuadable
• persuade
• persuader
• persuasible
• persuasion
• persuasive
• persuasively
• persuasiveness
• pert
• pertain
• pertainym
• Perth
• pertinacious
• pertinaciously
• pertinaciousness
• pertinacity
• pertinence
• pertinency
• pertinent
• pertinently
• pertly