1. grimy
grimy hands/windows
The girl's face was grimy.
When you’re riding a bus or streetcar that’s so crowded you have to stand, you end up holding onto the handrails, which perpetually feel (and probably are) grimy from being handled by untold thousands of people before you.
English word "covered with dirt ingrained"(grimy) occurs in sets:
ANGIELSKI KOLOS I