1. descend, fall, go down, come down, travel, go, move, locomote
usage: move downward and lower, but not necessarily all the way; "The temperature is going down"; "The barometer is falling"; "The curtain fell on the diva"; "Her hand went up and then fell again"
2. derive, come, descend
usage: come from; be connected by a relationship of blood, for example; "She was descended from an old Italian noble family"; "he comes from humble origins"
3. condescend, deign, descend, act, move
usage: do something that one considers to be below one's dignity
4. fall, descend, settle, come
usage: come as if by falling; "Night fell"; "Silence fell"