Related by context. Frequent words. (Click for all words.) 76 Neanderthals 62 hominid 62 Homo sapiens 60 prehistoric 60 Homo erectus 58 dinosaur 57 hominids 56 hunter gatherer 55 woolly mammoth 54 Homo 54 Neolithic 54 caveman 53 hunter gatherers 53 dinosaurs 53 mammoths 52 homo sapiens 52 mastodon 52 fossil 52 primitive 51 Pleistocene 51 Bronze Age 50 ape 50 fossilized 50 Stone Age 49 fossils 48 prehistory 48 T. rex 48 Tyrannosaurus rex 48 apes 48 Y chromosome 47 paleo 47 radiocarbon dating 47 Prehistoric 47 Iron Age 47 sauropods 46 hobbit 46 fossilized remains 46 cavemen 46 bones 45 Ardi 45 Semitic 45 proto 45 ancestors 45 domesticated 44 dino 44 ancestor 44 Ice Age 44 anthropological 43 anthropologists 43 common ancestor 43 herbivore 43 Tyrannosaurus Rex 42 homo 42 extinct species 42 skeletons 42 Triceratops 42 Dark Ages 42 Anthropologists 42 T. Rex 42 paleontologists 41 Anglo Saxon 41 primate species 41 meat eater 41 mitochondrial DNA 41 bipedal 41 ancient 41 skeleton 41 Paleontologists 41 pygmy 41 primate 40 vertebrate 40 Jurassic 40 antiquity 40 molars 40 meat eaters 40 vertebrates 40 yeti 40 domestication 40 Cretaceous 39 Middle Ages 39 primeval 39 mammalian 39 wolverines 39 mammal 39 chimpanzee 39 chimpanzees 39 platypus 39 paleontologist 39 civilization 39 vestigial 39 hobbits 39 mummified 39 molar 39 creature 39 simian 39 ancients 38 dinosaur fossils 38 millennia 38 Anglo Saxons 38 anatomical 38 pterosaurs