downslide
/ˈdaʊnˌslaɪd/Definitions
1. noun
a gradual and continuous decrease or deterioration in a particular situation, especially in a person’s life or career
“The financial downslide of the company led to widespread job losses.”
2. verb
to move or go downwards or downwards in a particular direction
“The skier downslid the mountain on her snowboard.”