Word Study
lie down
THESAURUS
lie down
bed, bed down, couch, crawl, curl up, go to bed, go to rest, grovel, lay, lie, lie flat, lie limply, lie prone, lie prostrate, loll, lounge, prone, prostrate, recline, repose, rest, settle to rest, snug down, sprawl, stretch out, supinate, take it easy, take life easyROGET THESAURUS
lie down
Repose
VB repose, rest, rest and be thankful, take a rest, take one's ease, take it easy, relax, unbend, slacken, take breath, rest upon one's oars, pause, stay one's hand, lie down, recline, recline on a bed of down, recline on an easy chair, go to rest, go to bed, go to sleep, take a holiday, shut up shop, lie fallow.Horizontality
VB be horizontal, lie, recline, couch, lie down, lie flat, lie prostrate, sprawl, loll, sit down, render horizontal, lay down, lay out, level, flatten, prostrate, knock down, floor, fell.For further exploring for "lie down" in Webster Dictionary Online