1) All smudged up 2) Covered with smudges 3) Easily smudged 4) Full of smudges 5) Hard to see through 6) Like cheap lipstick 7) Like cheap newsprint 8) Like cream cheese on a bagel 9) Like dirty erasers 10) Like fingerpaint 11) Like ink or paste 12) Like many tans from cans 13) Like messed-up makeup 1) Streaked 
• (a.) Tending to smear or soil; adhesive; viscous.
Smear'y adjective Tending to smear or soil; adhesive; viscous. Rowe.