-dz adverb
Etymology: alteration (influenced by such words as afterwards, downwards ) of earlier netherward, from Middle English netherward, nitherward, from Old English nitherwerd, nitherweardes; Old English nitherwerd, from nither down + -werd, -weard -ward; Old English nitherweardes, from nither down + -weardes -wards — more at nether
: downward