Synonyms of oblique in English:

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

indirect, inexplicit, roundabout, circuitous, circumlocutory, implicit, implied, elliptical, evasive, backhanded

rare circumlocutionary, ambagious

sidelong, sideways, furtive, covert, sly, surreptitious

slash, forward slash, solidus, oblique stroke, backslash, diagonal, virgule, slant