ir cuesta abajo go downhill (person); go downhill (direction); be on the decline (person); deteriorate (person)
mirar hacia abajo look down (direction)
río abajo down (river); downstream (river)
venirse abajo break down (psychiatry); crack (psychiatry); topple (prices); tumble (prices); plummet (prices); come down (fall); take a downward plunge (prices); drop down (fall)