Crossword puzzle clue "word often seen at one's feet"

Roughly 15 feet by 6 feet by 5 feet, for the Focus?

Word often seen at one's feet

Something often seen on a street corner, briefly ... or, literally, something seen in each corner of this puzzle

5 feet to 10 feet and 60 meters to 120 meters

Animal with four toes on its front feet and three toes on its back feet

Spiro who wrote, "If you've seen one city slum, you've seen them all"

"If you've ___ seen a one-trick pony, then you've seen me"

Pattern seen on some feet