prostrate

[1]	prostrate oneself , bow down , lie down , kowtow , bow (down) , bow and scrape , grovel , kneel , fall to/on one's knees , truckle , crawl , cringe , submit , abase oneself
[2]	overwhelm , overcome , overpower , crush , lay/bring low , paralyse , fell , bowl over , floor , bring down , humble , make helpless , ruin , exhaust , fatigue , weary , wear down/out , tire (out)

adj.

[1]	prone , horizontal , lying down , laid low , stretched out , procumbent , recumbent , (Formal)/technical accumbent , decumbent
[2]	overwhelmed , flat , overcome , overpowered , crushed , brought/laid low , paralysed , felled , bowled over , brought down , humbled , helpless , ruined , brought to one's knees , powerless , impotent , defenceless , disarmed , (Colloq) floored
[3]	exhausted , prone , drained , fatigued , spent , worn out , wearied , weary , tired (out) , dead tired , dog-tired , played out , (Colloq) fagged out , knocked out , all in , beat , bushed , (US) wiped out , (Slang) shagged out , (US/Canadian) pooped (out)