Related by context. Frequent words. (Click for all words.) 57 Euphrates rivers 54 Tigris 49 Fertile Crescent 49 ancient Mesopotamia 48 Euphrates 48 Mesopotamia 48 Sumerians 48 Euphrates valley 47 bulrushes 46 Euphrates river 45 fertile plains 45 oxbow 44 Mesopotamian 44 ancient Babylon 44 Levantine 44 river valleys 43 #BC [003] 43 Nile delta 43 headwaters 43 ancient 43 tidal marsh 43 Shatt Al 43 arid lands 43 lowlands 42 Euphrates River 42 river basin 42 rivers 42 promontory 42 river deltas 42 Ottomans 41 marshes 41 protectorates 41 sandstone cliffs 41 Parthian 41 Assyria 41 escarpment 41 Babylonia 41 Hasankeyf 41 bottomland 41 Judean Desert 41 Shebaa 41 Ottoman 41 ancient civilization 40 Ubaydi 40 tributary 40 waterway 40 Persian Empire 40 Hittite 40 Mediterranean Sea 40 Sassanid 40 marshlands 40 Geologically 40 wadis 40 Tigris River 40 thirteenth century 40 rock outcrops 40 south 40 Byzantines 40 irrigation canals 40 Nebuchadnezzar 40 Arab waterway 40 Ottoman empire 40 ancient Persian 40 Shiia 40 civilizations 40 ancient civilizations 40 Roman legions 40 mud flats 40 sparsely inhabited 39 Lake Kinneret 39 river 39 Sumerian 39 northern 39 Transjordan 39 riverbed 39 north 39 reed beds 39 Ottoman Turkish 39 invading armies 39 burial mounds 39 riparian 39 tributaries 39 Achaemenid 39 fertile farmland 39 landmasses 39 Safavid 39 Canaanite 39 Cyrenaica 39 civilization 39 prehistory 39 Hellenistic 39 Qasr 39 marshy 39 Etruscans 38 Turkomans 38 graben 38 Babylonian 38 limestone cliffs 38 dry riverbed 38 southern 38 millenniums