Related Clues:

• Cosmetician's goof
• Nasty comment from a runner?
• Bit of marine life
• Political tactic
• Single-celled protozoan
• Unpleasant political tactic
• Simple lab specimen
• Single-celled organism (Var.)
• Spread, as finger paint
• Doubler in division
• It divides to multiply
• Slur
• Campaign dirty trick
• Changeable life form
• Attack unfairly