downward
adjective /ˈdaʊnwəd/
  /ˈdaʊnwərd/
 [usually before noun]- moving or pointing towards a lower level- the downward slope of a hill
- the downward trend in inflation
- She was trapped in a downward spiral (= continuous increase) of personal unhappiness.
- The business was on a downward path, finally closing in 2019.
- Subsidence is the downward movement of a site on which a building stands.
 Oxford Collocations DictionaryDownward is used with these nouns:- curve
- direction
- mobility
- …
 Word OriginMiddle English: shortening of Old English adūnweard.