* Scientific: "Recent studies suggest that Neanderthals interbred with early modern humans."
* Historical: "The discovery of Neanderthal remains in a cave revealed much about their way of life."
* Descriptive: "The cave paintings were remarkably sophisticated for their time, suggesting a level of artistry similar to that found in Neanderthal societies."
* Figurative: "He was so stubborn and unyielding, he was like a Neanderthal in a business meeting."
Remember to use "Neanderthal" as a singular noun, not an adjective. The word refers to the species itself, not a specific individual.