aslant
a-slant
adverb
At an angle or in a slanting, oblique direction.
"The morning light fell aslant across the floor."
preposition
Across or over something at an angle.
"He placed the plank aslant the ditch."
Thesaurus
Synonyms: slanting, diagonal, slanted, aslope, sloping, inclined, sloped, athwart, obliquely