oblique
adjective
1 an oblique line:
slanting, slanted, sloping, at an angle, angled, diagonal, aslant, slant, slantwise, sloped, inclined, inclining, tilted, tilting, atilt, skew, on the skew, askew;
Scottish squint;
North American cater-cornered, catty-cornered, kitty-corner.
▷antonyms straight.