downgraded >> /ˈdaʊnɡreɪd/
Definition: [verb] Reduce to a lower grade, rank, or level of importance.
Example: some jobs had gradually been downgraded from skilled to semi-skilled
Definition: [noun] An instance of reducing someone or something's rank, status, or level of importance.
Example: downgrades by debt-rating agencies outnumber upgrades by five to one
Definition: [noun] A downward gradient on a railway or road.
Example: a steep downgrade for which he had to put the car in second