Synonyms of sideways

2 Syllables
athwart, aslant, sider, slanting, sloping, longways
3 Syllables
crabwise, edgeways, sidelong, slantingly, slantwise, crosswise, sidewards, broadside, askance, aside, mullioned, oblique, aslope
4 Syllables
vertically, alongside, transversely, disdainfully, obliquely, laterally, indirectly
5 Syllables
disapprovingly, horizontally, contrariwise, cater-cornered