A loss of status, rank, or reputation; a decline from a higher position or an anticlimactic disappointment after expecting something greater.
From the phrasal verb 'come down,' meaning to descend or fall, first used in this metaphorical sense in the 1700s to describe a decline in fortune or social standing.
Your brain experiences a literal 'comedown' when dopamine levels drop after excitement—the word perfectly captures both the emotional and neurochemical reality of disappointment.
Complete word intelligence in one call. Free tier — 50 lookups/day.