| slant(noun, drop, fall, decrease, level) |
| slip(noun, drop, decline, fall, position) |
| stemma |
| tumble(noun, drop, decline, increase, fall) |
| bank(noun, rise, level, inclination, grade) |
| class(noun, place, kind, position, group) |
| course |
| decay(noun, drop, decline, fall, failure) |
| decrease(noun, verb, drop, decline, fall) |
| degeneracy(noun, drop, end, ruin, fall) |
| depreciation(noun, drop, decline, fall, decrease) |
| depression(noun, drop, decline, fall, position) |
| descendants(noun, kind, group, line, house) |
| devolution(noun, drop, end, ruin, fall) |
| downslide(noun, drop, decline, increase, fall) |
| downtrend(noun, drop, decline, increase, fall) |
| drop-off(noun, drop, decline, increase, fall) |
| dynasty(noun, order, line, hereditary, rulers) |
| lowering(noun, drop, decline, fall, position) |
| paternity(noun, cause, family) |