catty-corner

Definitions of catty-corner
1

adj slanted across a polygon on a diagonal line

“set off in a catty-corner direction across the vacant lot”
Synonyms:
cata-cornered, catacorner, cater-cornered, catercorner, catty-cornered, kitty-corner, kitty-cornered
oblique
slanting or inclined in direction or course or position--neither parallel nor perpendicular nor right-angled