noun
moving down; lowering
Synonyms: cave-in, coast, coming down, crash, declension, declination, decline, declivity, dip, downgrade, droop, drop, drop-off, fall, falling, grade, gradient, header, hill, inclination, incline, landslide, plummeting, plunge, plunging, precipitation, prolapse, sag, settlement, sinkage, sinking, slant, slide, slip, slope, swoop, tailspin, topple, tumble
Antonyms: ascension, ascent, elevation, increase, rise, upgrade
noun
line of ancestry
Synonyms: blood, extraction, family, family tree, genealogy, heredity, lineage, origin, parentage, pedigree, relationship
noun
deterioration
Synonyms: abasement, anticlimax, cadence, comedown, debasement, decadence, decline, degradation, discomfiture, down, downcome, downfall, lapse, pathos, slump
Antonyms: improvement, upgrade